一个测量可用的常识：手臂伸直两测指尖的距离就是你的身高。
Handy measure: the distance between your fingertips of your outstretched arms at shoulder level is your height.
最重要的是享受生活 - 要快乐 - 这才是最重要的。
我不是梦想家，我是实干家。
Mom always has the softest place in my heart.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法的：它是关于理解的。
