1, you have to work hard, who will make it perfect? When you see a math problem, you know how to do it. It's all practice.

2, you have to be very smart, so smart that others have to work very hard to do things, you can do it by learning to play.

You should write quickly, too. After all, you have to write after you think about it.

The first is to learn hegemony, and the second is to learn god. As for other shortcuts, forget it. It's impossible.