Thus we arrive at the singular conclusion that of all the information passed by our cultural assets it is precisely the elements which might be of the greatest importance to us and which have the task of solving the riddles of the universe and of reconciling us to the sufferings of life -- it is precisely those elements that are the least well authenticated of any.

In so doing, the idea forces itself upon him that religion is comparable to a childhood neurosis, and he is optimistic enough to suppose that mankind will surmount this neurotic phase, just as so many children grow out of their similar neurosis.

A certain degree of neurosis is of inestimable value as a drive, especially to a psychologist.

Much of our highly valued cultural heritage has been acquired at the cost of sexuality.

The sexual wishes in regard to the mother become more intense and the father is perceived as an obstacle to the; this gives rise to the Oedipus complex.

There is no doubt that the resistance of the conscious and unconscious ego operates under the sway of the pleasure principle: it seeks to avoid the unpleasure which would be produced by the liberation of the repressed.

If you want to endure life, prepare yourself for death.