Why Sapiens, the most respected living beings on earth, are most worried about their survival? How some people are becoming very rich and some people being very poor? Some poor seems to be very happy while some rich, we find, are very unhappy? To answer many  life questions like these, we should know everything about life;- about the human body, mind, requirements, emotions, love, relationship, resources availability to achieve our requirements, how we achieve our requirements, building our life through cooperation like family, government and business, the reason for getting bored in family life, the inefficiency of government and, the fall of the business, etc. Above all, we should know how to apply Albert Einstein's happiness law to our life to maximize our happiness. 'Sapiens Survival' will tell you everything to survive human life and be happy always.