It all seems rather mad, doesn't it? The decision to become involved militarily in the Libyan civil war couldn't take place within a less hospitable context. The U.S. is reeling from spending and deficits, we're already in two wars, our military has been stretched to the limit, we're restive at home, and no one, really, sees President Obama as the kind of leader you'd follow over the top. "This way, men!" "No, I think I'll stay in my trench." People didn't hire him to start battles but to end them. They didn't expect him to open new fronts. Did he not know this?

He...