The power of a system comes from its ability to compose and decompose representations.
Ninety-nine percent of the troubles that threaten our civilization come from too optimistic, therefore we should have a system where the accounting is a way more conservative.
不要烦恼啊不要烦恼,连明月的圆缺都难以长久保持。
奥林匹克运动会是为了世界,所有国家都必须被接纳参加。
自己不能胜任的事,切勿轻易答应别人;既经允诺,就必须实践自己的诺言。