Martin Dempsey

The American people should not wonder where their military leaders draw the line between military advice and political preference. And our nation's soldiers, sailors, airmen, and Marines should not wonder about the political leanings and motivations of their leaders.

What will eventually cause the defeat of ISIL is that it will collapse under its own contradictions, frankly. When the populations in which it tries to maneuver realize that that ideology is not to their future benefit.

Long-term unemployment is particularly costly to those directly affected, of course. But in addition, because of its negative effects on workers' skills and attachment to the labor force, long-term unemployment may ultimately reduce the productive capacity of our economy.