Watch Sex & Love: What's a Teenager to Do? (1970) : Full Movie Online Free Renowned author and lecturer Mary Beth Bonacci talks frankly to teenagers about sex in this hourlong video geared toward promoting abstinence. Drawing on Scripture and peppering her presentation with entertaining anecdotes from real teens, Bonacci discusses the nature of love and the importance of chastity. She also offers practical suggestions to help youngsters as they strive to embrace celibacy in their romantic relationships.