But only he who, himself enlightened, is not afraid of shadows.

Always treat people as ends in themselves, never as means to an end.

Two things fill the mind with ever new and increasing admiration and awe, the more often and steadily we reflect upon them: the starry heavens above me and the moral law within me. I do not seek or conjecture either of them as if they were veiled obscurities or extravagances beyond the horizon of my vision; I see them before me and connect them immediately with the consciousness of my existence.

THERE ARE TWO THINGS that don't have to mean anything, one is music and the other is laughter.

I had therefore to remove knowledge, in order to make room for belief.

Experience without theory is blind, but theory without experience is mere intellectual play.

The enjoyment of power inevitably corrupts the judgment of reason, and perverts its liberty.