What made you think so? My impression is that they communicate more freely in Jules Verne’s books than now. That’s about the Web and not even my environment.
and have access to history more than they ever have.
And the fact that it doesn’t help should hint you.
There isn’t a problem that will come up that will suddenly make me want to assist in genocide.
“Suddenly” is moving the goalposts. Of course you’ll be prepared.