The reason frugality is so fundamental is because everyone needs at least a little of it, no matter how much they make. Just as with the diet saying "You can't

The reason frugality is so fundamental is because everyone needs at least a little of it, no matter how much they make. Just as with the diet saying "You can't outrun your fork", lifestyle inflation will perpetually dog your every increase in income, until you learn some form of frugality. Also, after being a small time landlord for a while, I've decided the true magic of interest is, over those ten years you didn't have to lift a finger. If you've got money to park while the rest of your life is chaos, interest is the totally-hands-free option, and I am coming to see that as magical.