宏观经济政策的目标应该是稳定经济，而不是微调经济。
When we think of the past it's the beautiful things we pick out. We want to believe it was all like that.
Science is not about control. It is about cultivating a perpetual condition of wonder in the face of something that forever grows one step richer and deeper than our latest theory about it.
Challenges are opportunities in disguise; embrace them with courage.
宇宙的扭曲面——黑洞、虫洞、奇点等——对我如此吸引，因为它与日常生活中的平坦欧几里得几何如此不同。
译文：如果志向不坚毅，思想境界不开阔，沉溺于世俗私情，碌碌无为，永远混杂在平庸的人群之后，就会难免沦落到下流社会，成为没有教养，没有出息的人。
Sometimes the most revolutionary act is simply to survive.
Safety isn't just a policy, it's a culture that starts at the top.