by An Ordinary Man (the novel)
“She was so easy to talk to that he decided he could sit down on the grass to continue the conversation. She faced one way, watching her daughter, and he faced the other, looking past her at his son’s team and up the inseam of her shorts. He couldn’t see anything but thigh, and hers were trim and muscular.”
The musculature of the thigh gives it its character and allure. The two prettiest muscles are easily the sartorious and the gracilis, both of which are quite visible in a well-formed leg, especially under the proper circumstances.