Quotation: "In learning, there must be doubt where there is no doubt. When dealing with people, don't doubt where there is doubt." What do you mean?

Study with skepticism, get to the bottom of it, and never stop until you reach your goal. You should know how to study hard, so that you can study, be a man and be atmospheric. Be generous, don't doubt people, and don't doubt people. This is a fact. Tolerance, empathy and understanding of others can achieve great things and make good friends.