read good news

why do we   read good news? we have tons of news every day. starting from online news to printed news, like newspaper and magazine. the range of news is so wide, starting from business, life, untill gossip. some of them gives bad news, bad some  give good news. we have to pick up the best one for us, news which make our life be better in the future and now. it imust be good news. never waste our time by reading news which contribute nothing to our life. that is bad idea. good news only.