生活是世界上最罕见的事情。大多数人只是存在，仅此而已。

Exceed your customers' expectations. If you do, they'll come back over and over. Give them what they want — and a little more.

科学的美妙之处在于它让我们能够探索未知，并做出可以改变世界的发现。

There are two ways to write error-free programs; only the third one works.