If I go into a sandwich shop or anywhere that features 'Today's specials' on a chalkboard more than 10 feet away I have to ask for a printed menu. I smile at people I don't know on the street and ignore those I do. When at home I often find myself grabbing my 'back-up' glasses to search for the better-loved pair I have left on top of my dresser.
It does not just happen. It is disclosed by science that practically one-half of trained intellectual resources are being mobilized for murderous purposes.