As far as finding something you can enjoy, you know I wrote two books about that subject. I won’t link to it here today. But it’s just a matter of reminiscing and exploring. The equation is childhood experience + current interests + currents skills X experimentation.
Paul Graham has a famous essay about managers vs makers. There are two ways to run your life, he says. Managers know that their day is divided up in pieces for meetings, calls, and administrative tasks. Makers, on the other hand, need to have large blocks of uninterrupted, unscheduled time to do what they do. To create and think.