Whatever it is you want to do take a job in that field. You will learn by experience and slow and steady you'll get it done!
I started running 3 miles every morning after throat surgery to remove a cyst...
It evolved from my experience in the fifties growing up during the McCarthy...
I have kids and I want to have a long life and there are certain things that are conducive to that and certain things that aren't. I've opted for the road of happiness and long life.