Wisdom acquisition is a moral duty.It's not something you do just to advance in life...You are not going to get very far in life based on what you already know.You're going to advance in life by what you learn after you leave here.

做学问的人应当以确立诚信为根本，修饰言辞为次要。

心理现象只能通过它们对行动的后果来理解。

做出伟大工作的唯一途径就是热爱你所做的事。