Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
数学不仅仅是关于数字、方程、计算或算法:它是关于理解的。
The woodcutter's axe begged for its handle from tree,the tree gave it.
In the end, we will remember not the words of our enemies, but the silence of our friends.
If knowledge can create problems, it is not through ignorance that we can solve them.
学习新编程语言的最好方法是用它编写程序。