Empathy is really the opposite of spiritual meanness. It's the capacity to understand that every war is both won and lost. And that someone else's pain is as meaningful as your own.
A person buying ordinary products in a supermarket is in touch with his deepest emotions.
But if you really want to get involved in making a difference, you can stay at home with your family and have a job and make a reasonable living without having to be on an airplane all of the time, then you ought to go back home and run for School Board.