We often dream about people from whom we receive a letter by the next post. I have ascertained on several occasions that at the moment when the dream occurred the letter was already lying in the post-office of the addressee.

Only a life lived in a certain spirit is worth living. It is a remarkable fact that a life lived entirely from the ego is dull not only for the person himself but for all concerned.

The problem of synchronicity has puzzled me for a long time, ever since the middle twenties, when I was investigating the phenomena of the collective unconscious and kept on coming across connections which I simply could not explain as chance groupings or "runs." What I found were "coincidences" which were connected so meaningfully that their "chance" concurrence would represent a degree of improbability that would have to be expressed by an astronomical figure.

We do not know whether Hitler is going to found a new Islam. He is already on the way; he is like Muhammad.

Loneliness does not come from having no people about one, but from being unable to communicate the things that seem important to oneself, or from holding certain views which others find inadmissible.

Psychoanalysis cannot be considered a method of education if by education we mean the topiary art of clipping a tree into a beautiful artificial shape. But those who have a higher conception of education will prize most the method of cultivating a tree so that it fulfils to perfection its own natural conditions of growth.

Your vision will be clearer only when you manage to see within your heart.