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People, books, and breakthrough ideas—connected to the mental models and moves you can use.

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Mental Model

Tendency to Feel Envy & Jealousy

Munger's inclusion of envy as a fundamental psychological force that drives an enormous amount of human behavior while being almost universally denied

Mental Model

Tendency to Minimize Energy Output

Organisms conserve energy whenever possible—taking shortcuts, choosing the path of least resistance, and defaulting to habits over deliberate thought

Mental Model

Tendency to Stereotype

The cognitive process of categorizing individuals based on group membership—attributing group characteristics to individual members without evaluating them individually

Mental Model

Termination as Therapeutic Event

In therapy, termination (ending the therapeutic relationship) is not merely an administrative event but one of the most therapeutically significant phases of treatment

Mental Model

Tertulia (Intellectual Salon)

Tertulia is the Spanish and Latin American tradition of regular, informal intellectual gatherings where a consistent group discusses literature, politics, philosophy, and current events

Cognitive Move

Test

Name the check someone could actually run on the finished work to say yes or no. Not a quality feeling, not a deadline: a specific observable condition that settles whether the packet is done, decided before the work starts.

Mental Model

Testimonio (Witness Narrative)

Testimonio is a Latin American literary and political genre where an individual narrates their lived experience of oppression, struggle, or marginalization as representative of a larger community's experience

Mental Model

Testing Effect (Retrieval Practice)

Using attempts to retrieve information as learning events can improve later retention under many conditions, with effects depending on the task and schedule.

Mental Model

Texas Sharpshooter Fallacy

Drawing a target around bullet holes after shooting and claiming you hit the bullseye—finding a pattern in random data and then constructing a hypothesis to explain it as if you'd predicted it

Mental Model

The 2-List System

A prioritization exercise that separates a small active goal set from attractive goals deliberately not pursued during the same period.

Mental Model

The 36 Stratagems

A collection of tactical principles from Chinese military and political history, organized into six categories of six: for winning positions, confrontation, attack, confused situations, gaining ground, and desperate situ…

Cognitive Move

The After Photo

Imagine one photo before and after success: what could an observer literally see done differently in 30 days?

Mental Model

The Arrival Fallacy

Tal Ben-Shahar's term for the illusion that reaching a major goal will produce lasting happiness, followed by the disorienting emptiness when it doesn't

Cognitive Move

The Bad-Weather Test

Stress the goal with 3 ordinary shocks and design a minimum version that survives them.

Cognitive Move

The Beneficiary Seat

Draw 3 seats, who benefits, who pays, and who can veto, and put a named person in each.

Mental Model

The Big Coefficient vs The New Reality

The contrast distinguishes improving within an existing model from considering changes that alter its variables, relationships, or feasible options