It also ignores the fact that living in an individualistic, capitalist society carries inherent risk. You can do everything right -- study hard, work diligently, keep your nose clean -- but if you fall victim to a random workplace accident, you can nevertheless end up being disabled in the blink of an eye and find yourself in need of public assistance.
Look at the Cowboys' win last night: A lot of things went in their favor in order for them to eke out a win. They fought through injury, and players' lack of understanding of the game plan. Luck definitely came into play. Cowboy fan will settle for the win, but I can't help but think that the performance is worrisome.
We may think of the poor as unmotivated scabs who live to game the system, but the odds against them prevent them from moving forward.