The detection of gravitational waves has opened a new window to observe the universe.

The past is a shadow that follows us into the future.

In both arenas, because the body is predominant and vulnerable, the mind becomes an instrument of silent, uninvolved assessment.

学习新编程语言的最好方法是用它编写程序。

朗兰兹纲领是对人类理解极限的挑战。