僵尸是可以想象的，这告诉我们关于意识的一些重要事情。

A ship in port is safe, but that is not what ships are built for.

Brave doesn't mean you're not scared. It means you go on even though you're scared.

No matter how good you get, you can always get better, and that's the exciting part.

Diversity in tree species isn't just ecology—it's risk management for our planet's lungs.

有没曾阅读过的书，没有不可对人说的事。