Frame the question
Turn a situation, uncertainty, or concern into one focused question.
Decision support through thought models
Invite great thinkers
into your inner council
A decision-support app that examines your question
through multiple thinker-inspired value systems.
Test competing values
Let distinct decision criteria examine the same question from different angles.
Decide
Reflect and separate action, delay, and reconsideration.
Initial engines
Ten included thought models
Friedrich Nietzsche
Germany · 1844–1900
A philosopher who sharply reexamined morality, weakness, the will to power, and self-overcoming.
Bertrand Russell
United Kingdom · 1872–1970
An analytic thinker who ranged across logic, liberalism, peace, and the pursuit of happiness.
Confucius
China · 551–479 BCE
The founder of the Confucian tradition, who prized ritual, humaneness, learning, and responsibility within the community.
Osamu Dazai
Japan · 1909–1948
A modern Japanese writer who moved between ruin, shame, self-justification, and a desperate longing for human connection.
Yukichi Fukuzawa
Japan · 1835–1901
A thinker who argued for independence and self-respect, practical learning, and the design of the modern individual and society.
Socrates
Ancient Greece · c. 470–399 BCE
A philosopher who used the method of questioning to loosen assumptions and kept asking how to live well.
Laozi
China · c. 6th century BCE
The fountainhead of Daoist thought, who taught the Way, non-action, and the strength of yielding.
Hannah Arendt
Germany / United States · 1906–1975
A political thinker who examined totalitarianism, the public realm, action, and responsibility.
The Buddha
India · c. 5th century BCE
The founder of Buddhism, who taught suffering, attachment, dependent origination, and the middle way.
Aristotle
Ancient Greece · 384–322 BCE
A systematic philosopher who emphasized virtue, purpose, habit, and the mean.
Plus library
Add classics from ethics and intellectual history
52 engines
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Plato
PlusAncient Greece · 427–347 BCE
A central figure of ancient philosophy who gave systematic shape to the Forms, the soul, the just city, and education.
Epicurus
PlusAncient Greece · 341–270 BCE
A philosopher who understood pleasure as tranquility and the absence of fear, and taught a simple, sufficient happiness.
Augustine
PlusNorth Africa / Rome · 354–430
A Christian thinker who probed deeply into the will, love, sin, and time.
René Descartes
PlusFrance · 1596–1650
A philosopher who founded methodical doubt and the modern thinking subject.
Baruch Spinoza
PlusNetherlands · 1632–1677
A rationalist philosopher who reasoned about emotion, freedom, and necessity in a geometric key.
David Hume
PlusScotland · 1711–1776
An empiricist philosopher who put his weight on experience, habit, feeling, and a good-humored skepticism.