你可能不得不为赢得一场战斗而多次战斗。

Every saint has a past, and every sinner has a future.

"In the end, we will remember not the words of our enemies, but the silence of our friends."

The essence of being human is that one does not seek perfection.

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

有时候，最难的事情和正确的事情是同一件事。