A man stood near a construction site where several bricklayers were working hard in the hot sun. He asked one guy, ‘What are you doing?’ The guy looked at him as though he was a sandwich short of a picnic and said ‘Duh! I’m laying bricks.’ The man moved on to a second bricklayer, asking him the same question, ‘What are you doing?’ The second guy straightened up with a satisfied smile and said ‘I’m building a wall, and doing a pretty darn good job of it, if I say so myself. I’