The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
最好的电影是那些在你观看后久久留在你心中的电影。
The world is full of people who will tell you what you can't do. You don't need them. You already know what you can't do. What you need is someone to tell you what you can.
我不知道如何做任何事情半途而废。