When you're a kid, you have this feeling like you're indestructible. Your mortality doesn't even occur to you. But as time goes by, you realize, 'I better cut this out or that out if I want to continue to exist.'
Just as characteristic, perhaps, is the intellectual interdependence created through the development of the modern media of communication: post, telegraph, telephone, and popular press.
No amount of humanitarian assistance can protect people from being attacked.

