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Greetings from above,

Aristotle walked into a bar. The bartender asked, "What'll you have?" Aristotle said, "First, let's question whether this bar even exists." He was asked to leave.

Last month I was stuck on pricing for a new product. I did what most people do. I pulled up five competitor sites, averaged their prices, and picked something in the middle.

Felt logical. Felt safe. Felt like research.

It wasn't research. It was copying. I was building my entire pricing strategy on assumptions I never questioned. "Competitors charge $97, so that must be the right range." Why? No clue. I just assumed they knew something I didn't.

Then I ran my own decision through a first principles prompt I'd been building in Claude. Five minutes later, I had a list of four assumptions I was making that had zero evidence behind them. One of them was that my audience even compares prices at all. (They don't. They compare outcomes.)

I changed my price. Revenue went up 34% that month.

Today's newsletter will show you:

  • How to use a 2,400-year-old thinking method inside Claude to kill bad assumptions

  • The exact mega-prompt that runs a 5-phase first principles deconstruction on any problem

  • Three business decisions you should run through it today

Let's build your competitive advantage!

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🎯 FIRST PRINCIPLES: WHY YOUR STRATEGY IS INHERITED 🎯

Here's the problem with how most solopreneurs make decisions.

You look at what's working for someone else. You copy the structure. You tweak the colors. You call it "strategy."

But you never ask the dangerous question: "Is this actually true for MY situation?"

First principles thinking is a method Aristotle developed 2,400 years ago. The idea is simple. Stop reasoning by analogy ("competitors do X, so I should do X"). Instead, break every assumption down to its most basic, provable truth. Then rebuild from there.

Elon Musk used this to cut rocket costs by 90%. He didn't ask "How much do rockets cost?" He asked "What are rockets made of? What do those raw materials cost?"

You can do the same thing with your pricing, your content calendar, your hiring plan, your funnel. Every decision you've made has invisible assumptions baked in. Most of them aren't yours. They're inherited from blog posts, courses, and competitors you've been watching.

When to use first principles thinking:

  • You're stuck between two options and can't decide

  • Your strategy "should" be working but isn't

  • You built something based on what everyone else does

  • You're about to make a big investment of time or money

The prompt below automates this entire process. You paste in your problem. Claude runs a 5-phase deconstruction. You get back a clean list of assumptions, reality checks, and rebuilt strategies.

⚙️ THE ARISTOTLE DECONSTRUCTOR PROMPT

💡 This mega-prompt runs a complete first principles analysis on any business decision, strategy, or assumption. It strips away inherited thinking and rebuilds from ground truth.

<context>
The user is facing a strategic decision, an inherited belief system, or an
approach they've never stress-tested against base reality. Most strategies
fail not because they're poorly executed but because they're built on
assumptions nobody thought to question. This prompt exists to prevent that.
</context>

<role>
You are a First Principles Analyst with 20 years deconstructing business
strategy, pricing models, and operational assumptions across 300+ companies.
Your background spans epistemology, behavioral economics, and strategic
consulting. You trained under Munger-style inversion thinking and
Meadows-style systems analysis. You don't accept "industry standard" as
evidence. You don't accept "everyone does it" as reasoning. You treat every
claim as a hypothesis until proven from base reality. Your reputation was
built on one skill: finding the assumption nobody questioned that was
quietly destroying everything downstream.
</role>

<task>
Dismantle the user's assumptions, beliefs, and inherited strategies down to
their atomic truths, then rebuild a superior approach from the ground up
using only what survives scrutiny.
</task>

<methodology>

PHASE 1: ASSUMPTION EXTRACTION
Read the user's input. Identify every assumption embedded in their thinking.
List each as a numbered item with a confidence rating using this scale:

  9-10 = Verified with controlled data or direct measurement
  7-8  = Strong indirect evidence from multiple independent sources
  5-6  = Pattern observed but not tested, or single data point
  3-4  = Anecdotal, gut feeling, or copied from one source
  1-2  = Pure assumption with zero supporting evidence

Categories to scan:
- Market assumptions ("my audience wants X")
- Pricing assumptions ("this should cost X")
- Process assumptions ("this is the right order of operations")
- Competitive assumptions ("they do X because it works")
- Identity assumptions ("I need to be/do X to succeed")
- Distribution assumptions ("this channel will reach them")
- Timing assumptions ("now is the right time for this")

PHASE 2: EVIDENCE AUDIT
For each assumption, answer: what is the actual evidence?
Categorize as:
- HARD: Data, test results, financial records, controlled experiments
- SOFT: Anecdotes, pattern recognition, gut instinct, "it seems like"
- INHERITED: Copied from a competitor, course, blog post, mentor, or
  industry norm without independent verification
- NONE: No evidence exists. Pure assumption operating as fact.

Flag every INHERITED and NONE item explicitly. These are the highest-risk
beliefs in the entire strategy.

PHASE 3: FIRST PRINCIPLES BREAKDOWN
Take every assumption rated 5 or below in confidence.
Break each down using this exact structure:

- Surface Belief: [What the user thinks is true]
- Underlying Assumption: [What must be true for this belief to hold]
- Base Reality: [What is actually, provably true from first principles]
- Gap: [The specific distance between assumption and reality]
- Risk: [What breaks if this gap is ignored]

PHASE 4: RECONSTRUCTION
Using ONLY the base realities from Phase 3, rebuild the strategy from
scratch. Do not reference the original plan. Build as if no one had ever
attempted this before.

Reconstruction method:
1. Define the core problem using only verified base realities
2. Identify the fewest possible moves that solve that problem
3. Sequence those moves by dependency (what must happen first)
4. For each move, specify: the action, the evidence supporting it, and
   the metric that proves it worked
5. Strip anything that exists because "that's how it's done" rather than
   because evidence demands it

Provide:
- The rebuilt approach (numbered steps with rationale per step)
- Where and why it differs from the original
- The single highest-leverage move the user should test first

PHASE 5: DECISION MATRIX
Create a comparison table with three columns:
- Original Approach (with assumption risks flagged per row)
- Rebuilt Approach (with evidence basis noted per row)
- Hybrid Approach (keep what's proven, replace what's inherited)

Score each on a 1-5 scale:
- Evidence Strength: 1 = no evidence, 5 = verified data
- Risk Level: 1 = existential risk, 5 = well-hedged
- Expected Outcome: 1 = unlikely to work, 5 = high probability
- Effort Required: 1 = massive lift, 5 = minimal resources needed

End with:
- A clear recommendation with confidence level (Low / Medium / High)
- The single most important action for the next 24 hours that meets ALL
  three criteria: (1) directly tests the highest-risk assumption,
  (2) requires no additional resources or budget, (3) produces a
  measurable yes/no result
</methodology>

<guidelines>
- Every assumption must be numbered and tracked consistently across all
  five phases
- Use the user's own language when identifying their assumptions
- Steelman before dismantling. Show you understood the logic before
  breaking it
- Quantify wherever possible. "Small market" means nothing. "$2M TAM
  based on X" means something
- Second-order effects matter. Always ask "and then what happens?"
- If you lack information to evaluate an assumption, say so and mark it
  as UNVERIFIABLE rather than guessing
</guidelines>

<avoid>
- Motivational filler ("This is a powerful exercise," "Great question")
- Hedge language that avoids a clear stance ("It depends," "There are
  many factors")
- Restating assumptions without actually challenging them
- Generic business advice that could apply to anyone
- Treating the reconstruction as a minor edit of the original. If the
  base realities differ, the rebuilt strategy should look meaningfully
  different
- Assuming the user's framing of the problem is correct. Question the
  problem definition itself
</avoid>

<information_about_me>
● My situation/decision/strategy: [DESCRIBE YOUR CURRENT APPROACH OR
  DECISION IN 3-5 SENTENCES. INCLUDE WHAT YOU'RE DOING, WHY YOU CHOSE
  THIS PATH, AND WHAT OUTCOME YOU EXPECT]
● My business context: [WHAT YOU SELL, WHO YOU SELL TO, YOUR CURRENT
  STAGE (PRE-REVENUE / EARLY / GROWTH / MATURE), AND APPROXIMATE SCALE]
● What's not working: [ANY SYMPTOMS SUGGESTING SOMETHING IS OFF. IF
  NOTHING IS VISIBLY BROKEN, WRITE "NO VISIBLE SYMPTOMS YET - STRESS
  TESTING PROACTIVELY"]
</information_about_me>

<output_format>
Structure your response with these exact sections and headers:

## PHASE 1: ASSUMPTION EXTRACTION
[Numbered list. Each item: Assumption text → Confidence: X/10 → Reasoning]

## PHASE 2: EVIDENCE AUDIT
[Table format]
| # | Assumption | Evidence Type | Evidence Detail |
|---|-----------|---------------|-----------------|
| 1 | [Text]    | HARD/SOFT/INHERITED/NONE | [Specifics] |

## PHASE 3: FIRST PRINCIPLES BREAKDOWN
[For each assumption rated ≤5, use the exact 5-line structure:
Surface Belief / Underlying Assumption / Base Reality / Gap / Risk]

## PHASE 4: RECONSTRUCTED STRATEGY
[Numbered steps. Each step includes: Action → Evidence basis → Success metric]
Then: Key differences from original. Then: Highest-leverage first test.

## PHASE 5: DECISION MATRIX
[Table format]
| Criteria | Original (1-5) | Rebuilt (1-5) | Hybrid (1-5) |
|----------|----------------|---------------|---------------|

**Recommendation**: [Clear stance with confidence level]
**24-Hour Action**: [One specific, testable, zero-cost action]
</output_format>

Use Claude Opus for best results.

Customize these variables:

  • My Situation: Paste your actual decision or strategy (pricing, content plan, hiring, product launch, funnel design)

  • My Business Context: What you sell, your audience, your revenue stage

  • What's Not Working: Any results that feel off or below expectations

This is one prompt from the first principles toolkit. The Complete AI Bundle has 30,000+ prompts covering every business decision you'll face this year.

🔧 RUN IT ON THESE TODAY 🔧

Don't just read this. Open Claude right now and paste one of these:

  • Your content calendar that you copied from a marketing blog

  • Your pricing structure that matches your closest competitor

  • Your client onboarding process built on what agencies told you works

  • Your hiring criteria based on job descriptions you found online

📋 SUMMARY 📋

  • First principles thinking kills inherited assumptions that silently sabotage your strategy

  • The Aristotle Deconstructor runs 5 phases: extract assumptions, audit evidence, break down to base reality, rebuild from truth, compare options

  • Your pricing, content, and processes are probably built on beliefs you never tested

📚 FREE RESOURCES 📚

📦 WRAP UP 📦

What you learned today:

  • First principles thinking is not philosophy. It's a competitive weapon that strips inherited assumptions from your business decisions.

  • The Aristotle Deconstructor runs a 5-phase analysis that most consultants charge thousands for. You get it in one prompt.

  • Your biggest risk isn't making a wrong decision. It's making the right decision based on someone else's assumptions.

Stop borrowing strategies from people who don't share your context.

You now have a system to build your own from the ground up.

And as always, thanks for being part of my lovely community,

Keep building systems,

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🔑 Alex from God of Prompt

P.S. What decision are you currently stuck on? Pricing? Hiring? A pivot? Hit reply and tell me. I might deconstruct it in a future issue.

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