The boss here is an American, so he tends to be courteous. Canadians, like some of his help, were raised on ice hockey, so …
Every thing we know is a belief of one sort or another. We believe the Sun will rise in the East tomorrow morning because that’s what it’s always done.
We don’t step off the top off tall buildings without any other means of support because we believe we’ll fall to the ground and be killed.
Reasonable people stop believing in vaccines and we start seeing a resurgence of measles or polio.
Most of us are not in any position to test every scientific claim personally. We believe in the theory of evolution because we trust people who have spent their professional lives studying it that there is good evidence to support it, better than for any other explanation. They also publish that evidence openly so that anyone can see it if they’ve a mind.
Reasonable people also doubt the theory of evolution in many cases because the religion they believe in – and which is very dear to them – says different, at least according to some. That belief overrides all others.
So no disconfirmation of Darwinism – explicitly – makes any difference at all if those who get a salary off it don’t dispute it? That is what the fellow seems to be saying.