Success requires persistence, the ability to not give up in the face of failure, and to learn from that failure.

Take one simple thing — almost anything — but take it extremely seriously， as if it was the only thing in the world， or maybe the entire world is in it — and by taking it seriously you’ll light up the sky.

"Writing is an act of courage, a defiance against the silence of the universe."

数学之美在于它能够如此精确地描述宇宙。

承诺最慎重的人是履行承诺最忠实的人。