This phrase encourages people to be fair and respectful when playing sports or engaging in any competitive activity. It suggests that people should be gracious in victory and defeat, and should always show respect to their opponents. It also encourages people to be supportive and encouraging of their teammates, and to be willing to
From Wikipedia
Good Sport is a 1931 American pre-Code comedy film directed by Kenneth MacKenna and written by William Hurlbut. The film stars Linda Watkins, John Boles, Greta Nissen, Minna Gombell, Hedda Hopper and Alan Dinehart. The film was released on December 13, 1931, by Fox Film Corporation.