Margin of Safety
"Avoid ruin at all costs"
Core Thesis of the Model
The most critical part of any plan is having a plan for when reality refuses to follow your plan.
Mechanism & Architecture
Benjamin Graham's foundational risk principle adapted for modern decision architecture. Always maintain a financial, temporal, and emotional buffer protecting against asymmetric downside.
Practical Application (Apply Today)
Calculate your liquid emergency fund to ensure your operations can survive 6 months of zero revenue without forced asset sales.
Books Exploring This Model (3)
Related Mental Models
Compounding & Marginal Gains
Tiny daily improvements (1%) compound into staggering lifelong advantages only if the process is never interrupted by catastrophic ruin.
Second-Order Thinking
Shallow thinkers evaluate immediate first-order consequences. Strategic masters evaluate what follows those consequences years later.
Inversion & First Principles
Complex dilemmas are often unsolvable head-on; invert the problem and ask how to guarantee failure, then prevent it.