世界因你的榜样而改变,而不是因你的观点。
"The world is changed by your example, not by your opinion."
数学不仅仅是抽象理论的集合,而是描述宇宙的语言。
Change will not come if we wait for some other person or some other time. We are the ones we've been waiting for. We are the change that we seek.
在科学中最重要的不是解决问题,而是提出正确的问题。