There is a plain distinction to be made betwixt pleasure and happiness. For tho' there can be no happiness without pleasure--yet the converse of the proposition will not hold true.--We are so made, that from the common gratifications of our appetites, and the impressions of a thousand objects, we snatch the one, like a transient gleam, without being suffered to taste the other.

The Works of Laurence Sterne: Complete in Seven Volumes (ed. 1794)