"The beauty of science lies in its ability to explain the unexplainable."

The study of mathematics is like air or gravity – it’s everywhere, even if you don’t see it.

Success is not final, failure is not fatal: it is the courage to continue that counts.

解释：才华有高下之分，没有古今之别；文章有真实、虚伪之差，没有新旧之异。

史记

过去已经写就，墨迹已干。