Astrologers are influenced by theosophy, so they say, "That is very simple, it is just vibration!" ... But what is vibration? They say it is light energy, perhaps electricity, they are not quite informed. At all events the vibrations that could influence us have never been seen, so it remains just a word.

We should not pretend to understand the world only by the intellect. The judgement of the intellect is only part of the truth.

We do not know whether Hitler is going to found a new Islam. He is already on the way; he is like Muhammad.

All the most powerful ideas in history go back to archetypes.

Instinct is like Nature herself - prodigiously conservative, and yet transcending her own historical conditions in her acts of creation.

It seems as if it is only through an experience of symbolic reality that man, vainly seeking his own “existence” and making a philosophy out of it, can find his way back to a world in which he is no longer a stranger.

Space flights are merely an escape, a fleeing away from oneself, because it is easier to go to Mars or to the moon than it is to penetrate one's own being.