算法的发展既是一门艺术,也是一门科学。
Most people are afraid of change, but if you look at it like it's something that can always count on, then it can be a comfort.It doesn't have many things that you can count on.
The man who removes a mountain begins by carrying away small stones.
如果你因失去了太阳而流泪,那么你也将失去群星了。