Sells itself

It’s a well-known axiom in business that nothing sells itself, wrote Marcus Samuel, founder of the Shell Oil Company.
The robot put down the book and smiled. “In my case, His Lordship couldn’t have been more wrong.”
The prospective customers laughed and applauded.
Then, the robot then went through all of his features, demonstrating each to the audience with careful precision.
When finished, all that was left to do was go over the leasing options.
“Technically, I programmed that sales pitch into the robot,” said the demonstration engineer. “But that’s not as dramatic as saying that it is selling itself.”