Who said "The worst customers are the ones you never hear from."?

This quote is attributed to Jeff Bezos.

The worst customers are the ones you never hear from. - Jeff Bezos

"The worst customers are the ones you never hear from."

Jeff Bezos

E-commerce Founder American Born 1964 (age 62)

"Your brand is what people say about you when you're not in the room."

"If you never fail, you're not trying hard enough."

"We are willing to be misunderstood for long periods."

"The best customer service is if the customer doesn't need to call you, doesn't need to talk to you. It just works."