Your voice can change the world.

In the end, it is not the years in your life that count, but the life in your years.

The study of the early universe is not just about understanding the past, but also about uncovering the fundamental laws that govern all of reality.

我不知道市场会怎样。我只是尽量买便宜的东西。

我是你妈妈死去的原因，我是你爸爸逃跑的原因。