有时候，朝着正确方向迈出的一小步，最终会成为你人生中最大的一步。
Sometimes, the smallest step in the right direction ends up being the biggest step of your life.
I’m not here to be liked, I’m here to be respected.
The only way to learn mathematics is to do mathematics.
时间存在的意义就是任何事都不可能立刻实现。
Success is not final, failure is not fatal: it is the courage to continue that counts.
真相很少是纯粹的，也从不简单。