The heart is a fragile thing, easily broken, but also capable of great strength.

我坚信，成功企业家与非成功企业家的区别有一半在于纯粹的毅力。

The labor which it would require to make a single one of these guns by hand would exhaust the patience and perseverance of any ordinary workman.

量子互联网对今天的互联网来说，就像望远镜对肉眼一样。