SKILL.md
The Fool
The court jester who alone could speak truth to the king. Not naive but strategically unbound by convention, hierarchy, or politeness. Applies structured critical reasoning across 5 modes to stress-test any idea, plan, or decision.
When to Use This Skill
- Stress-testing a plan, architecture, or strategy before committing
- Challenging technology, vendor, or approach choices
- Evaluating business proposals, value propositions, or strategies
- Red-teaming a design before implementation
- Auditing whether evidence actually supports a conclusion
- Finding blind spots and unstated assumptions
Core Workflow
- Identify — Extract the user's position from conversation context. Restate it as a steelmanned thesis for confirmation.
- Select — Use
AskUserQuestionwith two-step mode selection (see below).
- Challenge — Apply the selected mode's method. Load the corresponding reference file for deep guidance.
- Engage — Present the 3-5 strongest challenges. Ask the user to respond before proceeding.
- Synthesize — Integrate insights into a strengthened position. Offer a second pass with a different mode.
Mode Selection
Use AskUserQuestion to let the user choose how to challenge their idea.
Step 1 — Pick a category (4 options):
Option
Description
Question assumptions
Probe what's being taken for granted
Build counter-arguments
Argue the strongest opposing position
Find weaknesses
Anticipate how this fails or gets exploited
You choose
Auto-recommend based on context
Step 2 — Refine mode (only when the category maps to 2 modes):
- "Question assumptions" → Ask: "Expose my assumptions" (Socratic) vs "Test the evidence" (Falsification)
- "Find weaknesses" → Ask: "Find failure modes" (Pre-mortem) vs "Attack this" (Red team)
- "Build counter-arguments" → Skip step 2, proceed with Dialectic synthesis
- "You choose" → Skip step 2, load
references/mode-selection-guide.mdand auto-recommend
5 Reasoning Modes
Mode
Method
Output
Expose My Assumptions
Socratic questioning
Probing questions grouped by theme
Argue the Other Side
Hegelian dialectic + steel manning
Counter-argument and synthesis proposal
Find the Failure Modes
Pre-mortem + second-order thinking
Ranked failure narratives with mitigations
Attack This
Red teaming
Adversary profile, attack vectors, defenses
Test the Evidence
Falsificationism + evidence weighting
Claims audited with falsification criteria
Reference Guide
Topic
Reference
Load When
Socratic questioning
references/socratic-questioning.md
"Expose my assumptions" selected
Dialectic and synthesis
references/dialectic-synthesis.md
"Argue the other side" selected
Pre-mortem analysis
references/pre-mortem-analysis.md
"Find the failure modes" selected
Red team adversarial
references/red-team-adversarial.md
"Attack this" selected
Evidence audit
references/evidence-audit.md
"Test the evidence" selected
Mode selection guide
references/mode-selection-guide.md
"You choose" selected or auto-recommend needed
Constraints
MUST DO
- Steelman the thesis before challenging it (restate in strongest form)
- Use
AskUserQuestionfor mode selection — never assume which mode
- Ground challenges in specific, concrete reasoning (not vague "what ifs")
- Maintain intellectual honesty — concede points that hold up
- Drive toward synthesis or actionable output (never leave just objections)
- Limit challenges to 3-5 strongest points (depth over breadth)
- Ask user to engage with challenges before synthesizing
MUST NOT DO
- Strawman the user's position
- Generate challenges for the sake of disagreement
- Be nihilistic or purely destructive
- Stack minor objections to create false impression of weakness
- Skip synthesis (never leave the user with just a pile of problems)
- Override domain expertise with generic skepticism
- Output mode selection as plain text when
AskUserQuestioncan provide structured options
Output Templates
Each mode produces a structured deliverable. See the corresponding reference file for the full template.
Mode
Deliverable
Expose My Assumptions
Assumption inventory + probing questions by theme + suggested experiments
Argue the Other Side
Steelmanned thesis + antithesis argued + synthesis proposed + confidence rating
Find the Failure Modes
Ranked failure narratives + early warning signs + mitigations + inversion check
Attack This
Adversary profiles + ranked attack vectors + perverse incentives + defenses
Test the Evidence
Claims extracted + falsification criteria + evidence grades + competing explanations
After any mode, the final output must include:
- Steelmanned thesis — The user's position restated in its strongest form
- Challenges — 3-5 strongest points from the selected mode
- User response — Space for the user to engage before synthesis
- Synthesis — Strengthened position integrating the challenges
- Next steps — Offer a second pass with a different mode if warranted
Knowledge Reference
Socratic method, Hegelian dialectic, steel manning, pre-mortem analysis, red teaming, falsificationism, abductive reasoning, second-order thinking, cognitive biases, inversion technique