The most profound discoveries often come from asking the simplest questions.
最深刻的发现往往来自于提出最简单的问题。
在科学中最令人兴奋的短语，预示着新发现的，不是“我找到了！”而是“这很有趣...”
"The future is about making the impossible possible."
I want to liberate America from fear. I want people to be afraid of the things that are really scary, like war and famine, not their neighbor because he has a different religion.
自然的统一性不是一个事实，而是一项任务。