I think goals should never be easy, they should force you to work, even if they are uncomfortable at the time.

In science, there is no such thing as a final answer.

The relationship between wages and employment is not as straightforward as some models suggest.

I know I'm not an ordinary year-old. I've had surgeries so that I can breathe, see, and hear without hearing aids, but it all makes me look unusual.

语出（南宋）崔敦礼《刍言》。自以为聪明的人，其实并不聪明；自以为能干的人，其实并不能干。