把员工培训得足够好，让他们有能力离开；对待他们足够好，让他们不想离开。

小于给定数的素数个数是该数的一个函数。

你不需要是个天才才能理解宇宙。你只需要有好奇心。

Productivity is often a distraction. Don’t aim for better ways to get through your tasks as quickly as possible， rather aim for better tasks that you never want to stop doing.

我不是从外往里看，也不是从里往外看，我就他妈站在正中央。