Be careful of people who deliberately cover up

This kind of person seems to have no temper, you scold him, beat him, humiliate him, he is smiling, no matter how unhappy, but also hidden in the heart, so that you can not see. This kind of person conceals himself, so that you don't know his past, family, classmates, or his views on certain things. In other words, he is a deep and unpredictable person. You don't know what this kind of person is thinking, or his likes and dislikes and mood fluctuations. It's really impossible to deal with this kind of person. Therefore, if he has a bad plan for you, you can't guard against it. Therefore, for this kind of person, you should avoid revealing your inner secrets, let alone talking about personal matters with him. He may not harm you, but the probability is 50%! So, it's better to keep polite communication. He laughs and you also laugh. At the same time, you should avoid doing things that offend him. He's angry. Fortunately, it's terrible that he's not angry.