对这个世界有所助益是获得快乐的唯一途径。
预测未来的最好方法就是创造未来。
家庭和睦是人生最快乐的事。
小说是一台思考的机器，是一种无需离开椅子就能探索世界的方式。
"I am not interested in the beautiful, I am interested in the true."
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.
The beauty of mathematics only shows itself to more patient followers.
心理学家必须避免一切形式的心理化学。