"The key to making money in the markets is not to be right all the time, but to be right more often than you are wrong."
The real is not only what can be reproduced, but that which is always already reproduced.
Critical comments by students should be taken in a friendly spirit, accumulation of material should not stifle the student’s independence.
The true writer is one who writes because he has something to say, not because he wants to say something.
我们开采的土地不属于我们所有,而是由我们管理。