在数学中，你并不理解事物。你只是习惯了它们。
In mathematics, you don't understand things. You just get used to them.
Don’t let fear stop you from taking the first step.
你是自己人生的艺术家，不要把画笔交给别人。
The most prominent single element in modern scientific management is the task idea. The work of every workman is fully planned out by the management at least one day in advance, and each man receives in most cases complete written instructions, describing in detail the task which he is to accomplish.
The primary function of law is to provide a framework for social order.