As the world transforms, moves closer together, jobs are...

As the world transforms, moves closer together, jobs are displaced, and the world of work completely changes the way we live, the way we think. As that revolution goes on around us, it is going to pose political challenges of which immigration is one very obvious one, which are going to be extremely difficult to deal with. But it's like free trade. You know, in the end, if we go protectionist, we'll make a mistake.