过去永远是紧张的，未来才是完美的。

The past is always with us, shaping our present and our future.

真正的领导力在于赋予他人实现他们认为不可能的事情的能力。

The great challenge of modern politics is to reconcile the demands of identity with the requirements of liberal democracy.

When life seems hard, the courageous do not lie down and accept defeat; instead, they are all the more determined to struggle for better future.

代数群的算术是理解朗兰兹猜想的关键。

每一本书都是一次旅程，每一页都是向未知迈进的一步。