It is a curious subject of observation and inquiry, whether hatred and love be not the same thing at bottom.

Innovation is the only way to break through the bottleneck.

It is a truth universally acknowledged, that a single man in possession of a good fortune, must be in want of a wife.

The concept of infinity is not just a mathematical abstraction, but a physical reality.

我不知道第三次世界大战会使用什么样的武器，但是我知道第四次世界大战会使用木棍和石块。