译文：从书本上得到的知识，体会很浅薄，要透彻地了解某件事，一定要亲身实践不可。赏析：做任何事，我们不仅要学习理论知识，还要亲身实践。事情的难与易，对与错，只有自己去做了后才有发言权。

The only way to do great work is to love what you do.

The world is full of people who have stopped listening to themselves or have listened only to their neighbors to learn what they ought to do, how they ought to behave, and what the values are that they should be living by.

The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

I'm not the best singer in the world, but I'm passionate about what I do.

The most important thing is to stay focused and keep shipping.

孩子能独立活动时，父母可带领孩子一同认识世界。

我不活在过去，我专注于现在和未来。