Man needs difficulties; they are necessary for health.

People cannot stand too much Reality.

I studiously avoided all so-called "holy men." I did so because I had to make do with my own truth, not accept from others what I could not attain on my own. I would have felt it as a theft had I attempted to learn from the holy men and to accept their truth for myself. Neither in Europe can I make any borrowings from the East, but must shape my life out of myself-out of what my inner being tells me, or what nature brings to me.

The collective unconscious contains the whole spiritual heritage of mankind's evolution born anew in the brain structure of every individual.

One could say, with a little exaggeration, that the persona is that which in reality one is not, but which oneself as well as others think one is.

Caution has its place, no doubt, but we cannot refuse our support to a serious venture which challenges the whole of the personality. If we oppose it, we are trying to suppress what is best in man - his daring and his aspirations. And should we succeed, we should only have stood in the way of that invaluable experience which might have given a meaning to life.

The teacher pretended that algebra was a perfectly natural affair, to be taken for granted, whereas I didn't even know what numbers were. Mathematics classes became sheer terror and torture to me. I was so intimidated by my incomprehension that I did not dare to ask any questions.