Originally posted by shadow
Someone told me a quote he was given whilst an uchi-deshi for Saito sensei. We all start as cubes and for everything we get right we cut of a corner, thus producing four times as many corners as were there before. So on we go cutting away our corners and producing more until one day.....we end up a sphere!
Consider worrying a bit less about metaphors such as above and instead try and find metaphors which help you with the actual techniques.