Every individual needs revolution, inner division, overthrow of the existing order, and renewal, but not by forcing them upon his neighbors under the hypocritical cloak of Christian love or the sense of social responsibility or any of the other beautiful euphemisms for unconscious urges to personal power.

Where love rules, there is no will to power; and where power predominates, there love is lacking. The one is the shadow of the other.

Instinct is like Nature herself - prodigiously conservative, and yet transcending her own historical conditions in her acts of creation.

The psychotherapist learns little or nothing from his successes. They mainly confirm him in his mistakes, while his failures, on the other hand, are priceless experiences in that they not only open up the way to a deeper truth, but force him to change his views and methods.

The word 'happiness' would lose its meaning if it were not balanced and contrasted and compared to sadness. In comparing how an experience could have been worse we develop gratitude and happiness, while if we compare it how it could have been better we develop bitterness and sadness.

Where wisdom reigns, there is no conflict between thinking and feeling.

In actual life it requires the greatest discipline to be simple, and the acceptance of oneself is the essence of the moral problem and the epitome of a whole outlook upon life.