The sun, with all those planets revolving around it and dependent on it, can still ripen a bunch of grapes as if it had nothing else in the universe to do.

量子通信的安全性来自物理定律，而不是计算复杂性。

语境就是作品。

电影的美妙之处在于它让我们能够体验多重生活。

拖延乃光阴之窃贼。