Who agrees on the mosque in NYC?

NYTimes.com: "In short, the proposed community center is not just an issue on which Sarah Palin and Osama bin Laden agree. It is also one in which opponents of the center are playing into the hands of Al Qaeda."

What, really, is the harm of a religious center devoted to tolerance? It could be a powerful symbol of healing, built so close to a place where religious extremists caused so much harm.