Hi, social anxiety is a common problem among a lot of young people today. Especially, in today's world of the increasing pandemic, being glued to our own home has restricted our interaction with others to a great extent. As a result of this, social anxiety, shyness have become common problems among peorple. In my opinion, your shyness and lack of courage to interact in college too would be a part of this. Approaching an expert therapist would definitely help you overcome this very issue and boost your self-esteem.