/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: EngineeAhmed https://public.slidesharecdn.com/v2/images/profile-picture.png A Wise man sat in audience and cracked a joke. everybody laughs like crazy... After a moment,he cracked the same joke again. this time less people laughed. he cracked the same joke again and again. When there's no laughter in the crowd. he Smiled and said: you can't laught at same joke again and again,but why do you keep crying over the same things over and over again ?!