March 19 -- Can you sneak into a bad movie because you don't want to pay admission for a substandard piece of work? Is it OK to snap up a bargain bike if you're not sure of the seller's honesty? Randy ...

Randy Cohen caused a firestorm recently with a piece on the op-ed page of the New York Times. That paper's former "ethicist," and a bicycle rider, he wrote, "I routinely run red lights, and so do you" ...