You are sitting on your ass (conidering you are a dev) for eight friggin hours. If you include commuting, lunch break and the time you sleep, this is more time than you can spend with your family, hobbies, recreation etc.

You don't need to like or "couple your soul" to your job, it's part of your life and life shouldn't suck because there is a very good chance that there isn't another one.

If your soul isn’t in some sense coupled to the thing you spend most of your time doing, I simply do not understand what you tie your identity to...