The greater the contrast, the greater the potential. Great energy only comes from a correspondingly great tension of opposites.

Deep down, below the surface of the average man's conscience, he hears a voice whispering, "There is something not right," no matter how much his rightness is supported by public opinion or moral code.

Somewhere, right at the bottom of one’s own being, one generally does know where one should go and what one should do. But there are times when the clown we call “I” behaves in such a distracting fashion that the inner voice cannot make its presence felt.

The dream arises from a part of the mind unknown to us, but none the less important, and is concerned with the desires for the approaching day.

The artist's life cannot be otherwise than full of conflicts, for two forces are at war within him [or her]-on the one hand, the common human longing for happiness, satisfaction and security in life, and on the other a ruthless passion for creation which may go so far as to override every personal desire ... There are hardly any exceptions to the rule that a person must pay dearly for the divine gift of creative fire.

Our souls as well as our bodies are composed of individual elements which were all already present in the ranks of our ancestors. The "newness" in the individual psyche is an endlessly varied recombination of age-old components.

The word 'belief' is a difficult thing for me. I don't believe. I must have a reason for a certain hypothesis. Either I know a thing, and then I know it - I don't need to believe it.