笑对人有益，只要不出人命就好。

The ability to imagine counterfactuals is what distinguishes humans from machines.

My dad was my best friend and greatest role model.

The limits of the possible can only be defined by going beyond them into the impossible.

我认为这很少是关于你在课堂上学到的东西——它主要是关于你问自己的问题。