真相是，我们都在等待某些事情发生，即使我们不知道那是什么。
In mathematics, as in life, the most elegant solutions often arise from a deep understanding of the problem.
世界因你的榜样而改变，而不是因你的观点。
The best illustrations are those that leave room for the reader's imagination.
宇宙的运动是永恒的。
"The security of quantum communication comes from the laws of physics, not from computational complexity."
The sun must set to rise.