学习数学的唯一方法就是做数学。
心理学必须植根于有机体为生存而斗争的现实中。
一个人的孤独不是孤独,一个人找另一个人,一句话找另一句话,才是真正的孤独。
The best way to find out if you can trust somebody is to trust them.
You don't write because you want to say something, you write because you have something to say.