My brother-in-law is a middle school teacher who loves to coach. He also teaches a few history classes, and his ears perked up when I showed him how to write off his summer travel expenditures as “research”.
BIL is on the road to Happiness.
Beside being married and having raised a child, coaching HS baseball has been the most satisfying endeavor of my life.
I’m retired, so it works out well...beside keeping me in shape too.