Click on the phrases to see them in context. The original texts by Immanuel Kant and David Hume are available from the Gutenberg Projet.
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For, first, there are other virtues and vices beside those which have this tendency to the public advantage and loss. Thus we are still brought back to our first position, that virtue is distinguished by the pleasure, and vice by the pain, that any action, sentiment or character gives us by the mere view and contemplation. For these reasons the former qualities are esteemed virtues, and the latter regarded as vices. As to the third sense of the word, it is certain, that both vice and virtue are equally artificial, and out of nature.