Philosophical Quotes

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

Existentialism

"One must imagine Sisyphus happy."

The conclusion of his essay on the absurd.

Existentialism

"In the depth of winter, I finally learned that within me there lay an invincible summer."

Existentialism

"We are what we repeatedly do. Excellence, then, is not an act, but a habit."

Ethics

"Knowing yourself is the beginning of all wisdom."

Epistemology

"It is the mark of an educated mind to be able to entertain a thought without accepting it."

Epistemology

"Happiness depends upon ourselves."

Ethics

"It does not matter how slowly you go as long as you do not stop."

Ethics

"Real knowledge is to know the extent of one's ignorance."

Epistemology

"It's not what happens to you, but how you react to it that matters."

Stoicism

"Man is not worried by real problems so much as by his imagined anxieties about real problems."

Stoicism

"He who has a why to live can bear almost any how."

Existentialism

"That which does not kill us makes us stronger."

Ethics

"There are no facts, only interpretations."

Epistemology

"Without music, life would be a mistake."

Aesthetics

"God is dead. God remains dead. And we have killed him."

A proclamation about the decline of religious belief in the modern world.

Metaphysics

"The sad truth is that most evil is done by people who never make up their minds to be good or evil."

Political Philosophy

"Act only according to that maxim whereby you can at the same time will that it should become a universal law."

The first formulation of the categorical imperative.

Ethics

"Two things fill the mind with ever new and increasing admiration and awe: the starry heavens above me and the moral law within me."

Ethics

"Science is organized knowledge. Wisdom is organized life."

Epistemology