Originally Posted by paulC  They never tire of trying to sell perpetual motion ideas do they. |
The sad thing is that Yoda's comment is applicable; there is no try, they do sell them.
I do not know if the attribution is correct but the sentiment is: "There's a sucker born every minute...and two to take 'em." The source of the quote is most likely famous con-man Joseph ("Paper Collar" Joe) Bessimer.