There's an answer here. Read a book as I was asked to do.
"How Can We Talk About That?: Overcoming Personal Hangups So We Can Teach Kids The Right Stuff About Sex and Morality"
http://www.amazon.com/gp/product/product-description/0787959146/104-3265895-3064703?_encoding=UTF8&n=283155&s=books
Yet that answer wasn't good enough for you, and you went on to denigrate and insult the poster. This is yet another dodge.