If we truly wish to “do something” to prevent future attacks then please channel some of the energy you used in changing your Facebook profile to demonstrate solidarity with France into the more useful endeavor of supporting leaders that promise to withdraw our military and political presence from foreign soils where we have no business. If we withdraw from and ignore those who hate us we defuse the ability of their leaders to demonstrate how “bad” we are to their would be fighters. Few want to fight an enemy that has done nothing to them in ten years. Let’s start that clock now.