Volunteer! Find something that interests you, because then you’ve found a group of people that share your interest. Get a part-time job doing something that you enjoy. Join a book club, a bicycling club, a hiking club, a photography club. Take an adult education class in something that’s always interested you (writing, photography, learn a new language). Try a craft – learn to blow glass, make stained glass, make jewelry, throw a pot. Take a cooking class. Join a adult dating site.