The great walks with the small without fear. The middling keeps aloof.
大的不怕与小的同游，居中的却远避之。
Dream big, work hard, stay focused.
The most important thing in mathematics is to ask the right questions.
善于灭火的人,不会迎着烟雾去扑;善于防备水灾的人,不会在水流湍急的地方去防护。
The decisions of the poor are often heartbreakingly rational.
置信区间理论提供了一种不同于点估计和假设检验的估计未知参数的方法。
If you ask me what I came into this life to do， I will tell you: I came to live out loud.