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On motivation: "I strongly believe that missionaries make better products. They care more. For a missionary， it's not just about the business. There has to be a business， and the business has to make sense， but that's not why you do it. You do it because you have something meaningful that motivates you."

所有的水都有完美的記憶，永遠(yuǎn)試圖回到它原來的地方。

If you let yourself be undisciplined on the small things, you will probably be undisciplined on the large things as well.

記憶力不是天生的，而是可以訓(xùn)練的。