Utopia by Thomas More Chapter 6 Page 46

So that they look on such a course of life as the mark of a mind that is both cruel to itself and ungrateful to the Author of Nature, as if we would not be beholden to Him for His favours, and therefore rejects all His blessings; as one who should afflict himself for the empty shadow of virtue, or for no better end than to render himself capable of bearing those misfortunes which possibly will never happen.

“This is their notion of virtue and of pleasure: they think that no man’s reason can carry him to a truer idea of them unless some discovery from heaven should inspire him with sublimer notions. I have not now the leisure to examine whether they think right or wrong in this matter; nor do I judge it necessary, for I have only undertaken to give you an account of their constitution, but not to defend all their principles.