John Donne Quote

Men are sponges, which, to pour out, receive;
Who know false play, rather than lose, deceive.
For in best understandings sin began,
Angels sinn'd first, then devils, and then man.
Only perchance beasts sin not ; wretched we
Are beasts in all but white integrity.

The Poetical Works of Dr. John Donne: With a Memoir (ed. 1855)