真相很少是纯粹的，也从来不是简单的。
The truth is rarely pure and never simple.
我们这个时代的挑战是创造一个可持续的能源未来。
The best stories are those that ask more than they answer.
The arithmetic of algebraic groups is a central theme in the Langlands program.
Once we realize that imperfect understanding is the human condition, there is no shame in being wrong, only in failing to correct our mistakes.
The best way of learning about anything is by doing.