Man's secret horror of his foot is one of the explanations for the tendency to conceal its length and form as much as possible. Heels of greater or lesser height, depending on the sex, distract from the foot's low and flat character. Besides the uneasiness is often confused with a sexual uneasiness; this is especially striking among the Chinese who, after having atrophied the feet of women, situate them at the most excessive point of deviance. The husband himself must not see the nude feet of his wife, and it is incorrect and immoral in general to look at the feet of women. Catholic confessors, adapting themselves to this aberration, ask their Chinese penitents "if they have not looked at women's feet.