2. Communicate with your close friends, participate in group activities, speak boldly, express your own views, throw away your inner shadow, and don't care about other people's ideas. After several speeches, you will feel that your courage is growing.
3. Deal with your own affairs. When you deal with things, you must deal with people. Let go of your courage, communicate with others boldly, and be not afraid of occasional arguments, so that your courage will grow slowly.