https://phys.org/news/2019-01-apple-ceo-confident-prospects-naysayers.html

"In terms of the naysayer, I've heard this over and over again," Cook told the network. "I've heard it in 2001, I've heard it in 2005, in '7, in '8, in '10, in '12 and '13. You can probably find the same quotes from the same people over and over again.

"My honest opinion is that there is a culture of innovation in Apple and that culture of innovation combined with these incredible, loyal customers, happy customers, this ecosystem, this virtuous ecosystem, is something that is probably underappreciated," Cook said.