仅仅因为你制定了一个好计划,并不意味着事情会按计划发展。
In mathematics, the art of proposing a question must be held of higher value than solving it.
I have always considered that the true test of a machine is its practical utility in the hands of the common laborer.
你不能以貌取人,但你可以通过第一章来判断一本书。
The only way to be happy is to love what you do.