The opposition to military action in Libya is fascinating. President Obama is taking incoming fire from both the left and the right as various agendas collide against neutralizing Moammar Gadhafi. The dissent is all over the place, so let's try to simplify the situation. We begin with a quote from Edmund Burke: "The only thing necessary for the triumph of evil is for good men to do nothing." That's true. We have seen it time and again throughout history. When evil is not confronted, it can win, often with devastating results. There is no question that Gadhafi was on the...