Hitherto we have been permitted to seek beauty only in the morally good - a fact which sufficiently accounts for our having found so little of it and having had to seek about for imaginary beauties without backbone! - As surely as the wicked enjoy a hundred kinds of happiness of which the virtuous have no inkling, so too they possess a hundred kinds of beauty; and many of them have not yet been discovered.
Nietzsche: Daybreak: Thoughts on the Prejudices of Morality (ed. Cambridge University Press, 1997) - ISBN: 9780521599634