A man who has not passed through the inferno of his passions has never overcome them. As far as we can discern, the sole purpose of human existence is to kindle a light in the darkness of mere being. Everything that irritates us about others can lead us to an understanding of ourselves.

The Platonic world of ideas corresponds to Thinking and Sensation on the mystical level.

The most terrifying thing is to accept oneself completely.

The wise man who is not heeded is counted a fool, and the fool who proclaims the general folly first and loudest passes for a prophet and Führer, and sometimes it is luckily the other way round as well, or else mankind would long since have perished of stupidity.

Your vision will become clear only when you can look into your own heart. Who looks outside, dreams; who looks inside, awakes.

His retreat into himself is not a final renunciation of the world, but a search for quietude, where alone it is possible for him to make his contribution to the life of the community.

The pendulum of the mind alternates between sense and nonsense, not between right and wrong.