"Like all finely tuned instruments, your body must be properly cared for in order to play the beautiful music it was intended to play. Care for your body and learn how to use it correctly, and it will play music that is unique to you — your life song." -
If you have extra range of motion, you must keep your joints limber through regular stretching, or some of that ability may be lost as you age. [HowStuffWorks, "Can you really be double-jointed?"]
As a woman, you must learn to understand the power you wield with your cock and appreciate the vulnerability he shares with you by letting you fuck him in the ass