The man of today, who resembles more or less the collective ideal, has made his heart into a den of murderers, as can easily be proved by the analysis of his unconscious, even though he himself is not in the least disturbed by it.

I have no theory about dreams. I do not know how dreams arise. On the other hand, I know that if we meditate on a dream sufficiently long and thoroughly – if we take the boat with us and turn it over and over – something almost always comes out of it.

We carry our past with us, to wit, the primitive and inferior man with his desires and emotions, and it is only with an enormous effort that we can detach ourselves from this burden. If it comes to a neurosis, we invariably have to deal with a considerably intensified shadow.

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.

The greatest and most important problems of life are all in a certain sense insoluble. They can never be solved, but only outgrown. This 'outgrowing', as I formerly called it, on further experience was seen to consist in a new level of consciousness. Some higher or wider interest arose on the person's horizon, and through this widening of view, the insoluble problem lost its urgency. It was not solved logically in its own terms, but faded out when confronted with a new and stronger life-tendency.

All my writings may be considered tasks imposed from within, their source was a fateful compulsion. What I wrote were things that assailed me from within myself. I permitted the spirit that moved me to speak out.

Science is the tool of the Western mind and with it more doors can be opened than with bare hands.