We act as though comfort and luxury were the chief requirements of life, when all that we need to make us happy is something to be enthusiastic about.

All violence consists in some people forcing others, under threat of suffering or death, to do what they do not want to do.

The only way to do great work is to love what you do.

Growth itself contains the germ of happiness.

心理学必须是一门现象的科学，而非本体。

A successful leader listens more than they speak and acts with integrity above all else.