He was an engineer who had been responsible for the invention of things too intricate for me to understand. Yet the message he conveyed to me was one that I not only understood, I needed to hear. Over a meal in a city where I was speaking a very kind Christian gentleman was explaining to me the type of work he had been in and the specific machinery that he had designed. In the middle of that conversation he remarked, “The hardest machine to build is a simple one. The hardest building to construct is a simple one. You have to work hard to keep it simple.” Now, I am no engineer! But the principle applies to us all: The…