“You know,” he said, “one of the things you learn when you get old like me is that sometimes, a new situation will come along, and you’ll have no idea what to do. There’s no rule book that tells you how to act in every given situation in life, you know? So what I always say is that it’s always better to err on the side of kindness. That’s the secret. If you don’t know what to do, just be kind. You can’t go wrong.”