The virtuous man contents himself with dreaming that which the wicked man does in actual life.

I should like to raise the question whether the inevitable stunting of the sense of smell as a result of man's turning away from the earth, and the organic repression of the smell-pleasure produced by it, does not largely share in his predisposition to nervous diseases.

We may insist as often as we like that man's intellect is powerless in comparison to his instinctual life, and we may be right in this. Nevertheless, there is something peculiar about this weakness. The voice of the intellect is a soft one, but it will not rest until it has gained a hearing. Finally, after a countless succession of rebuffs, it succeeds.

Conscience is the internal perception of the rejection of a particular wish operating within us.

The interpretation of dreams is the royal road to a knowledge of the unconscious activities of the mind.

Without love we fall ill.

If there are quarrels between the parents or if their marriage is unhappy, the ground will be prepared in their children for the severest predisposition to a disturbance of sexual development or to neurotic illness.