Everything is a learning process: any time you fall over, it's just teaching you to stand up the next time.
The challenge in computer science is not just to solve problems, but to solve them in a way that is both efficient and elegant.
我们最害怕做的事情通常是我们最需要做的事情。
译文:天气不寒冷,地面就不会被冻住,人没有到伤心的时候就不会流泪。赏析:人的言行总是随着外物的变化而变化。不以物喜不以己悲,其实很难做到的。