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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.

The world is full of signs and wonders that come, and go, and if you are lucky you might catch the tail of one.

沉默越深，內心的聲音就越響亮。

商業中最危險的話是"我們一直都是這么做的"。

We're not afraid of the future, we're not afraid of the past.