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Quality is not a promise; it is a result.

If you're not stubborn， you'll give up on experiments too soon. And if you're not flexible， you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.

譯文：順著可以利用的形勢，尋求容易實現的道路。

擺脫愛情痛苦的唯一方法是愛得更多。

The key to successful investing is to have a disciplined mindset.

一本書是作者與讀者之間無限的對話。