"You have satiated yourself with worldly delights, and so no wonder that spiritual pleasures are repulsive to you. 'To the overfed dove even cherries are bitter,' says the old proverb; and Our Lady in her song of praise says, 'He has filled the hungry with good things, and the rich He hath sent empty away.' [...]
"The keenness of the mind is blunted by bodily pleasures, how much more, in the region of revealed truths, do these same pleasures obscure the light of faith, or even, by the just judgment of God, entirely extinguish it. For these pleasures at the present day an insatiable appetite rages, infecting all classes as with [...]
"It is irresponsible to view sexuality merely as a source of pleasure and, likewise, to regulate it through strategies of mandatory birth control." Source: Pope Benedict XVI, CARITAS IN VERITATE (Charity in Truth), 6/29/2009