"The computer will do what you tell it to do, but that may not be what you want it to do."

"The computer is the most powerful tool ever invented. It can do anything you tell it to do, but it won't tell you what to do."

"You don't manage people; you manage things. You lead people."

"I seem to do a lot of retiring."

"A ship in port is safe, but that is not what ships are built for. Sail out to sea and do new things."