Why the world was much happier and peaceful in the 60’s

<span style="color: #666666; font-family: Helvetica, Arial, sans-serif; font-size: 12px; line-height: 16.796875px;">This is an actual extract from a sex education school textbook for girls, printed in the early 60's in the UK and explains why the world was much appier and peaceful then...!<strong style="margin: 0px; padding: 0px; border: 0px; outline: 0px; font-size: 12px; color: #666666; font-family: Helvetica, Arial, sans-serif; line-height: 16.796875px;">Click on below image if you cannot read the text.</strong>