Even the mad have moments of lucidity...
Hell, I know that Nietzche was a nutter - but he made some good points. I know Marx was a nutter, but he also made some good points.
Now, Henry Ford - definitely a nutter. Don't know enough about the man to know if he made any good points.
DM: "OKay, you round the corner, and entering the alleyway, you see two men standing on eachother's shoulders."
*silence at the table*
Player: "F#$% it, we're fighting Cirque de Soleil! Run for your life!"