All your points are valid, but the only person who can decide this is you.
If you want to stay in the restaurant business, perhaps a food service job would fit you best.
The hours are better and you'll have a life.
If you do some homework, you might be able to find one of those jobs that will allow you to utilize your culinary knowledge, while still maintaining a descent life.
Know that you are not alone.
Know that this industry is NOT for everyone.
If you are...