(Okay, it's a sneaky way of doing a rerun, but it's also serious. My space, my rules: treat everyone with respect, no matter how much you disagree with them. Neither Malcolm X nor St. Peter said, "Respect everyone except the people who bug you.")
ETA: Really, everyone. Daryl Davis's attitude toward Klansmen has it right:
You don't make a better world be demonizing anyone.