There is no social evil, no form of injustice whether of the feudal or the capitalist order which has not been sanctified in some way or other by religious sentiment and thereby rendered more impervious to change.

The prophet himself stands under the judgment which he preaches. If he does not know that, he is a false prophet.

It is my strong conviction that a realist conception of human nature should be made a servant of an ethic of progressive justice and should not be made into a bastion of conservatism, particularly a conservatism which defends unjust privileges.

All known existence points beyond itself.

Frantic orthodoxy is never rooted in faith but in doubt. It is when we are unsure that we are doubly sure.

Man is endowed by nature with organic relations to his fellow men; and natural impulse prompts him to consider the needs of others even when they compete with his own.

I think that the Christian faith is right as against simple forms of secularism. That it believes that there is in man a radical freedom, and this freedom is creative but it is also destructive. And there's nothing that prevents this from being both creative and destructive.