Sam Graves actually said...

I believe everyone at the FAA and at Boeing understand that to do anything less than that is absolutely unacceptable.

I believe it is critically important that we avoid focusing pilot training on the old MCAS system and what occurred in the two MAX accidents...

That unprecedented safety record is due to the safety culture of the aviation industry.

As a pilot I am extremely proud of our aviation system in the U.S., and much of that pride stems from how safe our system has been.