A lover on the island of Trobriand customarily bites off his lady friend's eyelashes. He would never take her out to dinner, however, unless they were married. To share a meal with her would disgrace her.
Women can talk longer with less effort than can men.
That has been proved repeatedly. Because the vocal cords of women are shorter than those of men and so release less air through them to carry the sound. It's all a matter of breathing. A team of medical experts in Virginia contends you're more likely to catch the common cold virus by shaking hands than by kissing. Man is the only animal who'll eat with an enemy.