"Neurosis is the inability to tolerate ambiguity."

"The neurotic is a person who has discovered the meaning of life, but not the purpose."

"Neurotics complain of their illness, but they make the most of it, and when it comes to taking it away from them, they will defend it like a lioness her cubs."

"A man who has been the undisputed favorite of his mother retains throughout life the triumphant feeling, the confidence in success, which not seldom brings actual success with it."

"The complete sexual repression of the Victorian age led to an unprecedented increase in hysteria and other neurotic disorders."