I arrived at his office door, rang the bell, and a vigorous man with a booming voice answered and beckoned me to come in. The first thing he said was, "There will be no mention of age during our meeting. You will not use words like 'older' or '90s' or ask me any questions that in any way refer to the amount of time I have been alive. Now let's begin. I am a very busy man because I run six different companies."