Only a rebuke that 'has something in it' will sting, will have the power to stir our feelings, not the other sort, as we know.

We believe that civilization has been created under the pressure of the exigencies of life at the cost of satisfaction of the instincts.

It could be ventured to understand obsessive compulsive neurosis as the pathological counterpart of religious development, to define neurosis as an individual religiosity; to define religion as a universal obsessive compulsive neurosis.

Indeed, the great Leonardo (da Vinci) remained like a child for the whole of his life in more than one way. It is said that all great men are bound to retain some infantile part. Even as an adult he continued to play, and this was another reason why he often appeared uncanny and incomprehensible to his contemporaries.

The psychoanalysis of neurotics has taught us to recognize the intimate connection between wetting the bed and the character trait of ambition.

Religious ideas have sprung from the same need as all the other achievements of culture: from the necessity for defending itself against the crushing supremacy of nature.

My love is something valuable to me which I ought not to throw away without reflection.