"To read is to borrow; to write is to steal and make it your own."

A good algorithm is like a sharp knife—it does exactly what it is supposed to do with a minimum of effort.

断奶在幼儿生命中是个重要的转折点，我们不该让孩子继续吸吮而不咀嚼食物。

世界的历史是少数人的历史。