One is to make yourself rich, which is the best way to improve your self-confidence, but it is not so easy to achieve. The other is fitness and improving living habits. Self-discipline is very important and will test your willpower. First of all, you can stop masturbating (I don't believe you didn't). Then, summon up courage. Here's a way to teach you.

Go to the street every day, go to the bus station or subway station, ask for directions with five people, stick to it, and gradually you will not be afraid of society.

Hope to adopt.