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堅持做自己喜歡的事，總有一天會被看見。

一個理論的優雅不僅在于其數學表述，還在于其在一個統一框架下連接不同現象的能力。

釋義：蘭花生長在無人的山谷，不會因為沒人佩戴而不散發芳香；船在江河湖海上，不會因為沒有人乘坐而不浮在水上；君子行使自己的道義，不因沒有人理解而停止。

"The good life is using your signature strengths every day to produce authentic happiness and abundant gratification."

You think your pain and your heartbreak are unprecedented in the history of the world, but then you read.

"Freedom is not something that anybody can be given. Freedom is something people take, and people are as free as they want to be."

數學是一門活生生的學科，隨著新的思想和發現不斷演變。