PING-PONG, BRIDGE, golf, airport pickups. Dairy Queen. You can’t forget Dairy Queen. A day in the life of pretty much every middle-class American family. But two of the richest men in America? No way! Well, way! The first time they met, back in 1991, they talked for 11 hours straight (who does that?). Especially when your mom (Gates’s) pretty much forced you to come to a dinner to meet her friend Warren. The two things Buffett seems to treasure more than money: time and friendship. Now that is rich.