Have an Answer?
Think about what you are good at, or what you enjoy doing. Like the previous poster said, try and get involved with different organizations to see if that interests you. You can also talk to people in different fields to get a better understanding of what they do in their jobs.
I am 27 with a bachelor's in marketing and I still don't have a solid idea of what interests me. My advice is to volunteer with various organizations and even abroad.