The conjectures of the Langlands program are a challenge to the next generation of mathematicians.

I'm the reason your past won't go.

The quality of an organization's training determines the quality of its people.

"The only way to make sense out of change is to plunge into it, move with it, and join the dance."

反射是神经活动最简单和最常见的形式。

Sustainability isn't just a buzzword; it's a responsibility we owe to future generations.

The more you know, the more you realize you don't know.