相信有时也会受伤。

To teach mathematics is to inspire the next generation of thinkers and problem solvers.

When you work on hard problems long enough, you start to see connections where others see only confusion.

我不是说唱歌手，我是一个时尚偶像。

使卵石臻於完美的，并非锤的打击，而是水的且歌且舞。