dboy. Your profile describes you as the holder of a CPL. There are any number of people who would love to be in your position.
If you are going to quit now maybe it's for the best, even after the first job it can be tough. Get it over and done with. Take a course in something easier.
Or instead of talking of turning your back on aviation how about spending some of that walking energy working out new ways to get a job?
A friend of mine used his rejection letters to wallpaper his toilet. He says it gives him so much satisfaction to see them when he arrives home from a tour.