It was inevitable that, lacking one vital element, the ancient governments should have collapsed into despotism. That vital element was introduced by Christianity. This was belief in the sacredness of the person and thus in a center of power distinct from the state. What the pagan philosophers in all their brilliance had not been able to do, that is, set effective barriers to the power of the state, was done in response to that injuction: ‘Render unto Caesar the things that are Caesar’s and unto God the things that are God’s.’ This instituted a basis of freedom upon which the world since that time has been able to build.
In Visions of Order: The Cultural Crisis of our Time, published in 1964, Weaver noted the cure for the ailment of the decline of Western Culture,
But the road away from idolatry remains the same as before; it lies in respect for the struggling dignity of man for his orientation toward something higher than himself which he has not created.