BT AZ 17b(33) :אי סיפא לא ספרא ואי ספרא לא סיפא‏ : if one is a highwayman, then one is not a scholar; if one is a scholar, then one is not a highwayman
See the entire entry for sayyāp̄, sayyāp̄ā n.m. sword maker (??); swordsman