• Essential Mental Models for Decision MakingWhich thinking tools earn their keep and when each applies. Inversion, which Jacobi summarized as always invert, asks what would guarantee failure rather than how to succeed, turning vague aspiration into a prevention checklist. First principles t...10 MIN
• The 2-Minute Rule That Changed Millions of LivesDavid Allen's Getting Things Done put the rule in the clarify stage: if an item takes under two minutes, the overhead of tracking it exceeds the cost of doing it now. James Clear redirected it at habits, scaling a behavior down until it is crossab...15 MIN
• The Eisenhower Matrix: Prioritize Like a PresidentSpeaking in 1954 he credited a former college president whose identity has never been definitively established, and the four-quadrant grid was built by Stephen Covey in 1989. The underlying bias is measurable. Zhu, Yang and Hsee named the mere urg...11 MIN