你并不总能得到你想要的,但有时,你会得到你需要的。
如果我们想保护森林,就必须先了解它们。
The power of literature lies in its ability to disturb, to question, to undermine what is taken for granted.
"A key insight in computational learning theory is that the complexity of a learning problem is determined by the complexity of the hypothesis space and the amount of data available."