Mathematics is the art of giving the same name to different things.
数学是给不同事物以相同名称的艺术。
艺术家必须是绝对的影子。
你不可能教一个人任何知识, 因为你只能帮助他自己去找他想学的。
The choices we make each day—what we buy, what we eat, how we live—all have an impact.
The past is not a single narrative but a web of interconnected stories.