It's that whole thing of reacting with great sadness to hearing of one person's death and being numb to hearing of a plane crash (I'm mangling the saying). If w

It's that whole thing of reacting with great sadness to hearing of one person's death and being numb to hearing of a plane crash (I'm mangling the saying). If we stopped to think about all the individual tragedies that go on every day around us, nothing would ever get done, we'd stop eating and we'd never get out of bed. People have to cope, and we shouldn't have to feel guilty about it.