The most important thing in your life is your health and your body. You can have all the education and you can have millions of dollars in the bank, but if you've got headaches every day, if you're fat and you are out of shape - what good is your money? Your health account and your bank account, build them both up!
If Fobbit leaves a reader feeling stranded in some bland in-between territory, then I haven't done my job. But having said all that, I didn't consciously write the book with a particular moral intent. I took what I experienced and processed it through the sausage factory of fiction. It's up to readers to interpret what's on the page - as is the case with any novel.