Eustace the Monk

de bene esse: literally, of well-being, morally acceptable but subject to future validation or exception

From Medieval Warfare Magazine...

http://www.medievalists.net/2014/01/05/eustace-the-monk-scourge-of-the-seas/

Eustace the Monk: Scourge of the seas - Medievalists.net

medievalists.net

Eustace the Monk, one of the most colourful and remarkable naval commanders of the Middle Ages, operated in the chilly waters of the English Channel.