It’s hard out there for a telemarketer—Blake Griffin knows. But just because your friends think your Facebook statuses are hilarious, doesn’t mean you should quit your day job to become a stand-up comedian. The cover stars behind our inaugural Age Issue—Clive Owen, Chadwick Boseman, Tom Selleck, Norman Reedus, and Blake Griffin—dispel some sage advice on what to do when you’re ready to “follow your dreams"