马老师：您好！我有个难题向您求教。我有个正在读初三的儿子，今年14岁。孩子的学习成绩一直不好，性格十分内向，不善表达，不善交往，几乎没有朋友，也不和父母说心里话，胆小，不愿与外界接触。他还经常把家里的钱偷偷拿给欺负他的同学。更让人费解的是，家里没人的时候， Teacher Ma: Hello! I have a problem to ask for advice I have a son who is in the third grade and is 14 years old this year. Children’s academic performance has been poor, character is very introverted, poorly expressed, poor communication, almost no friends, and parents do not say the truth, timid, unwilling to contact with the outside world. He often secretly took the money at home to bully his classmates. Even more puzzling is that when no one at home,