The world we see that seems so insane is the result of a belief system that is not working. To perceive the world differently， we must be willing to change our belief system， let the past slip away， expand our sense of now， and dissolve the fear in our minds.

人是唯一拒绝成为自己的生物。

I always try to push myself to the limit, to see how far I can go.

We must be long-termists and not be tempted by short-term interests.

The true challenge in mathematics is not solving problems, but asking the right questions.