What is rational is real; and what is real is rational.

The owl of Minerva begins its flight only with the falling of dusk.

The true is the whole.

What history teaches is that peoples and governments have never learned anything from it.

I saw this world-spirit riding out through the city on reconnaissance.

Stand a little out of my sunlight.

-- Diogenes of Sinope

If I were not Alexander, I would wish to be Diogenes.

-- Diogenes of Sinope

In the northern darkness there is a fish called Kun. The Kun is so vast one cannot tell how many thousands of li it spans. It transforms into a bird called Peng. The back of the Peng is so vast one cannot tell how many thousands of li it spans.

-- Zhuang Zhou

A free man thinks of nothing less than of death, and his wisdom is a meditation not on death but on life.

-- Benedictus de Spinoza

Anxiety is the dizziness of freedom.

-- Søren Kierkegaard

Existence precedes essence.

-- Jean-Paul Sartre