The dead are not dead. They are alive in memory.

Don't interfere with anything in the Constitution. That must be maintained, for it is the only safeguard of our liberties. And not to Democrats alone do I make this appeal, but to all who love these great and true principles.

我们生活在一个美丽的世界。

The study of black holes has revolutionized our understanding of space and time.

如果你至少不尝试做一些非凡的事情，那么活着的意义是什么？