I take up the standpoint that the tendency to aggression is an innate, independent, instinctual disposition in man, and I come back now to the statement that it constitutes the most powerful obstacle to culture.

Dreams are constructed from the residue of yesterday.

What psycho-analysis reveals in the transference phenomena of neurotics can also be observed in the lives of some normal people. The impression they give is of being pursued by a malignant fate or possessed by some 'daemonic' power; but psycho-analysis has always taken the view that their fate is for the most part arranged by themselves and determined by early infantile influences.

When a love-relationship is at its height there is no room left for any interest in the environment; a pair of lovers are sufficient to themselves

What is characteristic of illusions is that they are derived from human wishes.

The behavior of a human being in sexual matters is often a prototype for the whole of his other modes of reaction in life.

There is a powerful force within us, an un-illuminated part of the mind - separate from the conscious mind that is constantly at work molding our thought, feelings, and actions.