In the past, adolescents were educated about sex. Now adolescents need to know the pros and cons when making a decision to have sex. An adolescent’s cultural background may play a role in whether or not the adolescent has been educated about sex. The new industrial society has made a big impact on the changes of human’s way of thinking. Compared to thirty years ago, people’s lifestyle nowadays is more direct to self- satisfaction. In the 70’s, a lot of people were reluctant to fulfill their own desires because they were afraid of the judgments which came from the close- minded generations. Time flies and things have changed. In the 21st century, we have become to emphasize on the “self” and lift off the weight of society’s judgments. As people start to move toward their