The most significant person in life is not the greatest person in life, but the most important person in life.
生活得最有意义的人，并不就是年岁活得最大的人，而是生活最有感受的人。
You pray for rain, you gotta deal with the mud too. That's a part of it.
应对过去的唯一方法就是直面它。
数学不是一项观赏性运动。
可持续性不是一种趋势，而是唯一的前进道路。