There are a lot of numbers floating around that people tell you you have to worry about. But the truth is, if you can stay our of debt and have an emergency fund, then you'll be better off than nearly everyone. Are you a victim of unexpected expenses? Everyone is. It never fails, as soon as you think you're getting ahead with money, something comes up. Life gets in the way. It happens to all of us.
The unexpected will always occur; however, if we prepare better for them, we won't have to react drastically.