正直就是在没人看的时候做正确的事。
Mathematics is the science of patterns, and we study them to understand how things work.
The unread story is not a story; it is little black marks on wood pulp. The reader, reading it, makes it live: a live thing, a story.
最简单的材料可以包含最复杂的意义。
君子重视个人主观努力,不会去指望上天的恩赐,所以每天都会有所进步。