The feeling of inferiority rules the mental life and can be clearly recognized as the sense of incompleteness and unfulfillment ... both of individuals and of humanity.
There is a courage of happiness as well as a courage of sorrow.
The truth is often a terrible weapon of aggression. It is possible to lie, and even murder with the truth.
If you don't know where you're going, you'll end up somewhere else.
It is easier to fight for one's principles than to live up to them.
Every individual acts and suffers in accordance with his peculiar teleology, which has all the inevitability of fate, so long as he does not understand it.
If I didn't have this affliction, I would be the first. As a rule the if-clause contains an unfulfillable condition, or the patient's own arrangement, which only he can change.
There are thousands of degrees and variations, but it is always clearly the attitude of a person who finds his superiority in solving the complications of others.
It is one of the most effective attitudes of the neurotic to measure thumbs down, so to speak, a real person by an ideal, since in doing so he can depreciate him as much as he wishes.
Death is really a great blessing for humanity without it there could be no real progress. People who lived for ever would not any hamper and discourage the young, but they would themselves lack sufficient Stimulus to be creative.
We cannot say that if a child is badly nourished he will become a criminal. We must see what conclusion the child has drawn.
If you wish to educate a child who has gone wrong, then you must, above all, keep your attention fixed on the intersection of two charmed circles.
Tears and complaints - the means which I have called water power - can be an extremely useful weapon for disturbing cooperation and reducing other to a condition of slavery.
There is only one reason for an individual to side-step to the useless side : the fear of a defeat on the useful side.
My difficulties belong to me !