The most exciting discoveries often come from paying attention to unexpected results.

你不是因为想说点什么才写作，而是因为有些话非说不可才写作。

变化是不可避免的，但成长是可选的。

People always think they’re going to write a book. They think they’re going to write a book, and then they don’t.

We've done price elasticity studies, and the answer is always that we should raise prices. We don't do that, because we believe -- and we have to take this as an article of faith -- that by keeping our prices very, very low, we earn trust with customers over time, and that that actually does maximize free cash flow over the long term.

The greatest cruelty is our casual blindness to the despair of others.

你必须有一个梦想，这样你才能在早上起床。

小人专门期望他人的恩惠，但受恩后就忘；君子则不轻易受人恩惠，若受恩于人，则必定想法图报。