Modern man is sick because he is not whole.

The creation of something new is not accomplished by the intellect but by the play instinct acting from inner necessity. The creative mind plays with the objects it loves.

All fanaticism is repressed doubt.

Dreaming is a philogenetically older mode of thought.

Naturally, every age thinks that all ages before it were prejudiced, and today we think this more than ever and are just as wrong as all previous ages that thought so. How often have we not seen the truth condemned! It is sad but unfortunately true that man learns nothing from history.

How else could it have occurred to man to divide the cosmos, on the analogy of day and night, summer and winter, into a bright day-world and a dark night-world peopled with fabulous monsters, unless he had the prototype of such a division in himself, in the polarity between the conscious and the invisible and unknowable unconscious?

However far-fetched it may sound, experience shows that many neuroses are caused by the fact that people blind themselves to their own religious promptings because of a childish passion for rational enlightenment.