美好的生活不是没有悲伤,而是在痛苦中能促进我们成长的生活。
The biggest risk in our industry isn't taking risks—it's standing still.
The interplay between mathematics and physics is the dance of the cosmos, choreographed by the laws of nature.
The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.