The wine of youth does not always clear with advancing years; sometimes it grows turbid.

The most intense conflicts, if overcome, leave behind a sense of security and calm which is not easily disturbed, or else a brokenness that can hardly be healed. Conversely, it is just these intense conflicts and their conflagration which are needed in order to produce valuable and lasting results.

The Shadow is a moral problem that challenges the whole ego-personality, for no one can become conscious of the shadow without considerable moral effort. To become conscious of it involves recognizing the dark aspects of the personality as present and real. This act is the essential condition for any kind of self-knowledge, and it therefore, as a rule, meets with considerable resistance. Indeed, self-knowledge as a psychotherapuetic measure frequently requires much painstaking work extending over a long period of time.

The unconscious mind of man sees correctly even when conscious reason is blind and impotent.

The totality of the psyche can never be grasped by the intellect alone.

It is proverbial, of course, that man never learns from history, and, as a rule, in respect to a problem of the present, it can teach us simply nothing. The new must be made through untrodden regions, without suppositions, and often, unfortunately, without piety also.

Dreaming is a philogenetically older mode of thought.