A string of reproaches against other people leads one to suspect the existence of a string of self-reproaches with the same content.

Religion is an attempt to get control over the sensory world, in which we are placed, by means of the wish-world which we have developed inside us as a result of biological and psychological necessites.

The voice of reason is small, but very persistent.

The reproaches against science for not having yet solved the problems of the universe are exaggerated in an unjust and malicious manner; it has truly not had time enough yet for these great achievements. Science is very young--a human activity which developed late.

The ego is not master in its own house.

If youth knew; if age could.

Tobacco is the only excuse for Columbus's misadventure in discovering America.