The weakness of human nature must be seen. I watched it yesterday. In short, it is a book about how to be likable in dealing with people and social etiquette. There are many books about superstars, but none of them are free, which is a pity. In fact, I think you can Baidu search the front desk work affairs, there should be many, just pick a few that can arouse your interest and then look. It may not be as good as searching for books on diced beans. That's the best website. There are many books in Baidu stacks, but it is not convenient to search.