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There is no Solomonic solution available, and, to make it worse, the brutal truth is that America's so-called coalition of the willing, which invaded Iraq on a false pretext, effectively created ISIS (which, unsurprisingly, has several of Saddam Hussein's former generals among its commanders).
The West sowed dragons' teeth, which grew into armed fanatics now bent on taking the battle back to the West. And ahead of them, massive rivers of miserable refugees are trudging toward Western soil.
We can pray for Paris to our hearts' content, and light up monuments in the colours of the French flag, and trade peace sign memes of the Eiffel Tower. But what Western militarism created cannot be sung or wished away.