If you do something once, people will call it an accident. If you do it twice, they call it a coincidence. But do it a third time and you've just proven a natural law.
数学不仅仅是数字和方程;它是关于理解宇宙中的深层模式和联系。
写作很简单:你只需要盯着白纸看,直到额头上冒出鲜血。