Jack always feels unhappy, because when he sees others have the things that he doesn’t have, he is lost. Jack’s parents give him everything and they are not poor, but Jack is still not satisfied. One day, a classmate tells Jack that many students envy him, because he has a good family. Until then, Jack becomes happy and knows how lucky he is.

　　杰克總是感到不開心，因為當他看到別人有他沒有的東西的時候，他就會感到失落。杰克的父母給了所有他想要的東西，而且他們家庭也不窮，但是杰克仍不滿足。一天，一個同學告訴杰克，許多學生都羨慕他，因為他有一個好家庭。在那之后，杰克變得開心起來了，知道自己是多么的幸運。