They've been brought up to it.

They ask for lies--that's why the world's so full of them.

Case of supply and demand, you know." "According to you, then," Burton remarked, a little dolefully, "it seems as though this change in us unfits us for any sort of practical life." Mr.Waddington coughed.

Even his cough was no longer strident.
"That," he confessed, "has been worrying me.

I find it hard to see the matter differently.