Dean's comment came as he recalled conditions at crowded Ohio polling stations last fall. He wondered who could expect voters to work all day and then stand in line for eight hours to vote. "Well, Republicans, I guess, can do that because a lot of them have never made an honest living in their lives," he said, drawing some surprised "oohs" from his audience.
I only have one thing to add:
Update: The People's Republic of Seabrook nails it, again.