数学不是关于数字、方程、计算或算法的：它是关于理解的。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
所以，爱的人啊，入睡吧，我知道爱，我知道我被你所爱。
I believe that we are all born with a purpose, and mine is to sing.
"The past is a foreign country; they do things differently there."
The sun, the sea, the wind—these are the eternal poets.
人生只有一次，让我们勇敢地生活，不留遗憾。