Mr.Just Know 、Mr.Curious to Know and Mr.Happy to Know are going to participate a test that 'who is the cleverest man in the world?'.Mr.Just Know knows so much knowledge that he holds great confidence to win the competition.Mr.Curious to Know always shows great curiosity to what unknown,but he just try to get what he is curious about,to those he has no intrest,he seldom shows care.Mr.Happy to Know is a guy who is happy to learn those both known and unknown.He likes to know those that he has already known better,so no chance he wants to discard as long as he stands.And to those he doesn't know,he will try his best to get them.No doubt,the winner of the test is Mr.happy to know.
No one knows all,and not everything brings you interst,so just be a guy who is willing and happy to know those unknown and try to know those known better.