设计不仅仅是外观和感觉，设计关乎它如何运作。

"Freedom is the right to tell people what they do not want to hear."

I think that fiction is the best way to rewrite history.

"The truth is rarely pure and never simple."

数学的进步不仅仅依靠个人的努力，而是通过几代人的集体工作。

However difficult life may seem, there is always something you can do, and succeed at. It matter that you don’t just give up.