I try to get rid of people who always confidently answer questions about which they don't have any real knowledge.
我尽力摆脱那些总是自信满满地回答他们并没有真正了解的问题的人。
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。