只有当人认识到自己对别人的依赖时,他才是真正自由的。
贪婪的欲望会带来痛苦,舍弃贪欲才能获得真正的快乐。
I am the wisest man alive, for I know one thing, and that is that I know nothing.
The task of the teacher is to lead the student from the known to the unknown.