* Sports: lifting, yoga, martial arts, rock climbing, hiking.
* Adult classes: dancing, cooking, painting.
* Hobbies: guns, diving, photography, fishing, boating.
* Lifestyle: all kinds of travel, alcohol and other substances.
* Professional: startups... eh... scratch that.
* Charity: pet shelters, soup kitchens, organizing.
* Politics: volunteering, door-to-door.
The trouble begins when you realize you don't actually care about any of these things.