People won't have time for you if you are always angry or complaining.
如果你总是生气或抱怨,人们就不会有时间理你。
过去是我们对自己讲述的关于自己的故事。
The best way to learn is to teach.
"The truth has never been of any real value to any human being - it is a symbol for mathematicians and philosophers to pursue. In human relations kindness and lies are worth a thousand truths."
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.