It is necessary for men to be deceived in religion.
Divine nature gave us fields, human skill built our cities. -Divina natura dedit agros, ars humana aedificavit urbes
What is sauce for the goose is sauce for the gander.
Nature made the fields and man the cities.
It is for the good of states that men should be deluded by religion.
He who overlooks a healthy spot for the site of his house is mad and ought to be handed over to the care of his relations and friends.