"The security of quantum communication comes from the laws of physics, not from computational complexity."

过去已经写就，墨迹已干。

The test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little.

人生苦短，必须快乐。

我比自己的思维所能理解的更强大。

作家的任务不是评判，而是理解。