1
The ordinary man so very rarely questions the principles in which he has been brought up, that he is usually willing, whenever he has a feeling that he ought to do 'x', to say on this ground that he ought to do 'x'.R.M. Hare
2
...our ultimate moral principles can become so completely accepted by us, that we treat them, not as universal imperatives but as matters of fact; they have the same obstinate indubitability.R.M. Hare