Man's knife to Old Man's Knife
Seminar in Rome: http://www.youtube.com/watch?v=iXEUQSKDKkE
Most young men are intrigued with the knife as a "slashing weapon". Their technique is big and wide. There is no thought of honing the techique.
Here you will see how the knife transforms to the "open hand" which transforms to the "Staff".
Joseph T. Oliva Arriola