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

Treat humanity, in your own person or in another, always as an end and never merely as a means.

Thoughts without content are empty, intuitions without concepts are blind.

I had to deny knowledge in order to make room for faith.

The wise man is free from passions, not because he does not feel, but because his judgments are correct.

-- Chrysippus of Soli

Everything depends on your judgment, and that judgment rests with you.

-- Marcus Aurelius

The pleasant life is produced not by endless drinking and revelry but by sober reasoning.

-- Epicurus

It is not I who conform to the stars; the stars conform to me.

-- Plotinus

Reserve your right to think, for even to think wrongly is better than not to think at all.

-- Hypatia

Others are others, I am I — regardless, I walk the path I walk.

-- Kitarō Nishida