When I was in high school, my father gave me the great opportunity to work for him in the summer for no money. Some of you had a dad like that, interested in building character instead of a bank account. My dad took me to the farm where he was born and grew up.
On one of the hottest days of the summer, we worked when the sun was at its peak. My dad stopped and said, "Hey, Mark, let me show you something." ...