Uh...Quit your job?

I mean, if you want to start a business, no better motivation than quitting your job. Seriously, though, you need a lot of common sense, hardwork and luck. For one, you can't pack up and go home at 5. You can't take week-ends off and forget about your work. You need to be able to negotiate deals where you end up on the winning side. And most important, you need to make the right decisions about the future. Decisions you make today, which seem good, may end up with you in bankruptcy in a year. So...