This document discusses sexuality and its influences on teenagers. It defines sexuality as involving more than just sex, and encompassing aspects of masculinity and femininity. Sex is defined as a person's capacity for sexual feelings and attraction to a particular sex. The document outlines some negative effects of pornography, premarital sex, and vulgar conversation/lewd acts on teenagers, including feelings of guilt, weakened self-esteem, unwanted pregnancy, sexually transmitted diseases, emotional issues, and negative impacts on work and relationships.