One of the greatest life principle is living with a purpose, when you understand this principle and apply it , it will help youin life . The only way you can get to know your purpose is by getting more closer to your maker, to your creator,God ,the creator of Heaven and Earth,you cannot know the importance and how something operates unless you look at the manual or you ask the producer. You can only learn to appreciate yourself when you understand your stay on this planet Earth, when you get to know your purpose in life;appreciate how God has created you and work towards His principles and His principles are revealed unto man by His spirit. Know God and find your purpose ,disregard Him and you end up living your life as a waste on this Earth.