Where they love they do not desire and where they desire they do not love.

This transmissibility of taboo is a reflection of the tendency, on which we have already remarked, for the unconscious instinct in the neurosis to shift constantly along associative paths on to new objects.

[The child] takes his play very seriously and he expends large amounts of emotion on it. The opposite of play is not what is serious but what is real.

The Irish are the one race for which psychoanalysis is of no use whatsoever... because they already live in a dream world.

Smoking is indispensable if one has nothing to kiss.

Men are strong so long as they represent a strong idea they become powerless when they oppose it.

A state of consciousness is characteristically very transitory; an idea that is conscious now is no longer so a moment later, although it can become so again under certain conditions that are easily brought about.