A Treatise on Painting/Chapter 89
Appearance
Chap. LXXXIX.—Of the Disposition of Members preparing to act with great Force, Plate XIV.
When a man prepares himself to strike a violent blow, he bends and twists his body as far as he can to the side contrary to that which he means to strike, and collecting all his strength, he, by a complex motion, returns and falls upon the point he has in view[1].