Once upon a time, there was a lonely baby boy sitting in the park, crying ever so badly: A philosopher came by, and asked caringly:The baby boy said:Then the baby boy showed the philosopher a picture of his cute little girlfriend:After looking at the picture, the philosopher laughed so loudly and said, "You are so dumb!" And the baby boy went absolutely crazy:Then, the philosopher said wisely:Instantly, the baby boy felt better:If you look at what you do not have in life, you don't have anything, If you look at what you have in life, you have everything