激光对于阿秒物理学的意义,就像望远镜对于天文学的意义一样。
The most important challenge facing the world today is the need to create strong, effective, and accountable states in the developing world.
"Sometimes you have to lie. But to yourself you must always tell the truth."
 “您90多岁了还坚持工作,您的动力来自哪里?您的初心是什么?”洛阳一群“90后”青年看望陈俊武时问道。
"The truth is not always beautiful, but the pursuit of it is."