The case is quite simple.

The world can't get on without morals; and Catholicism, Anglicanism too--the religions of authority in short--are the great guardians of morals.

They are the binding forces--the forces making for solidarity and continuity.

Your cocksure, peering Protestant is the dissolvent--the force making for ruin.

What's his private judgment to me, or mine to him?
But for the sake of it, he'll make everything mud and puddle! Of course you may say to me--it is perfectly open to you to say'-- he looked away from her, half-forgetting her, addressing with animation and pugnacity an imaginary opponent--'what do morals matter ?--how do you know that the present moral judgments of the world represent any ultimate truth?
Ah! well'-- he shrugged his shoulders--'I can't follow you there.