As a rule we disbelieve all the facts and theories for which we have no use.

Asceticism may be a mere expression of organic hardihood, disgusted with too much ease.

The worst thing that can happen to a good teacher is to get a bad conscience about her profession because she feels herself hopeless as a psychologist.

Need and struggle are what excite and inspire us; our hour of triumph is what brings the void.

If you give appreciation to people, you win their goodwill.

In the last analysis, then, we believe that we all know and think about and talk about the same world because we believe our PERCEPTS are possessed by us in common

You do not sing because you're happy, you're happy because you sing.