he then began walking on the stacked heels of his cowboy boots , whirling his arms to maintain his balance ; though his arms were still scrawny , the wrist ridiculously thin and bony , the elbows pointed and the hands little and thin like a womans , my eyes noticed and appreciated the slightest bulge in his upper arm where later a man-sized muscle would develop ; it was only a hint of a brawn on him , the barest hint , but it was the first time i remembered noticing that strength and respecting it ; there was something about the potentiality of manhood which attracted me , just the inkling of a future being , a future metamorphosis of this being into a teen , and then a man .