心灵的纯洁是愿意一件事。
Purity of heart is to will one thing.
Science is the knowledge of consequences, and dependence of one fact upon another.
艺术的秘密在于热爱你所做的事情。
翻译：君子处世待人，不论外出还是静处，不论沉默还是畅谈，都能得宜。
"The most important thing is to get the right people in the right jobs."
Man is always something more than what he knows of himself. He is not what he is simply once and for all, but is a process.