Kane and Master Po were in the monastry 1 day when Master turned to Kane and said 'Grasshopper today i will teach the the art of Wan-Kin' 'Ok Master', replied Kane 'How do we do that ?' 'Well Grashopper' said Po 'You get your hands and place it between your legs there you will find a type of pole, take hold of this and make a fist round it.' 'Ok Master' replied Kane 'I now have it as you say.what next do i do ? ' Po replied 'Now you start to rub it up and down fast' 'Yes master i'm doing that now, but when do i know when to stop', Kane asked Master Po replied 'When your eyes get as big as mine.'