Some people are born in the sun, and some people are born in the darkness.
In the dark areas that are out of reach of everyone, there is a group of people who rely on informal means to protect people, and there are also people who will do anything for public safety.
Hacker Girl
It's a novice's article, it's a beginner's article, there are many red herrings, please don't read it if you're a clean slate, I hope you'll point out any mistakes.
Purpose: Cherish the people in front of you