Courage is rightly esteemed the first of human qualities, because it is the quality which guarantees all others.
勇气是人类最重要的一种特质，倘若有了勇气，人类其他的特质自然也就具备了。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
据古巴安全部门统计，美国在半个世纪以来对他的谋杀计划多达630余次
"One must be an inventor to read well. There is then creative reading as well as creative writing."
你不能因为自己的错误而对别人发火。
出自唐代诗人李绅的《悯农》，李子柒在视频中引用过。
计算复杂性的美在于它能够揭示问题的固有难度，而不管用于解决这些问题的具体算法是什么。