Electric communication will never be a substitute for the face of someone who with their soul encourages another person to be brave and true.

真理不是可证明的，而是不可避免的。

If time travel is possible, where are the tourists from the future?

艺术是一种提出社会不敢提出的问题的方式。

朗兰兹纲领的猜想是对下一代数学家的挑战。

Every man has his secret sorrows which the world knows not; and often times we call a man cold when he is only sad.

"The future is a mirror that reflects the past, but the image is always distorted."

在中国，互联网的发展速度比美国快得多，因为我们没有历史包袱。