每次实验都是与自然的对话，而自然总有话要说。
"Every experiment is a conversation with nature, and nature always has something to say."
往事会自行爬上来。
The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all.
Enduring peace cannot be bought at the cost of other people's freedom.
The best decisions are those that benefit both people and the planet.
