Do give groups a chance, if you have an interest that you are interested in! You will get involved with people who also have that interest and if you find that a gal also is in the group, all the better. Social interaction helps you grow. Chess, recycling, politics; any hobby or even another class.
We were told to avoid all those things of the "world" Expsure to that world will give us an idea of what we really like and what what others can contribute to our lives.
Your thread title shows you aren't ready... it will come. When you are comfortable, you will be ready.