The most important political development of the last half century has been the spread of liberal democracy around the world.

Innovation isn't optional in our industry; it's the only way to stay relevant in a changing world.

L-函数的研究是探索数字隐藏模式的旅程。

一本书是作者与读者之间跨越时空的对话。

遗忘就是自由。

可持续性不是一种选择；而是我们对后代的责任。