different races of mankind, and in different stages of society, in respect of the classes of actions which have been regarded as right and wrong, it is, I think, scarcely possible to doubt that, in some societies, actions have been regarded with actual feelings of positive moral approval, towards which many of us would feel the strongest disapproval. And if this is so with regard to classes of actions, it can hardly fail to be sometimes the case with regard to particular actions. We may, for instance, read of a particular action, which excites in us a strong feeling of moral disapproval; and yet it can hardly be doubted that sometimes this very action will have been regarded by some of the men among whom it was done, without any feeling of disapproval whatever, and even with a feeling of positive approval. But, if this be so, then, on the view we are considering, it will absolutely follow that whereas it was true then, when it was done, that that action was right, it is true now that the very same action was wrong.
And, once we admit that there have been such real differences of feeling between men in
