Bruno, + 1101 in Calabria; celebrated teacher at Reims and close advisor to his former pupil, Pope Urban II; founded, near Grenoble, La Grande Chartreuse, the mother house of the Carthusians; sought "to seek God assiduously, to find God promptly, and to possess God fully"; their motto: stat crux dum volvitur orbis ("While the world changes, the Cross stands firm.")