历史这个游戏的玩家一般都是社会的最上层和最下层，占大多数的中间层次只有在台下看戏的份。

我是个歌手，是个表演者。这是我最擅长的事。

我不是那种会让对我忠诚的爱减少的人。

To understand the future of secure communication, one must first understand the limitations of current cryptographic methods.

The most exciting thing about quantum computing is that it challenges our understanding of the very nature of computation itself.