Oh, no! I don't owe any cat anything!...My cat owes me! I am a true hominid, through and through...you'll never make a hominine out of me! "Gimme that old time idism! Gimme that old time idism! Gimme that old time idism! It's good enough for me!"

Of Australopithecines, their tools and weapons:
http://www.indiana.edu/~origins/teach/p200/p200notes1.20.html