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10

Thus, there is but one possible motive for action that has any motive; and consequently, he distinction of right and wrong, which would be a distinction between motives, does not exist.

You see the parallelism between the two arguments.
Each undertakes to refute a distinction between good and bad; one in reasoning, the other in endeavor.
Each does this by pronouncing something unthinkable; the one, that a man should adopt a conclusion for any other reason than a feeling of logicality, the other that a man should adopt any line of conduct from any other motive than a feeling of pleasure.

My position, in opposition to these arguments is that it is so far from being true that every desire necessarily desires its own gratification, that, on