The Silver Lining (1919)

USA 1922 plot summary: Jerry Farrell, a social favorite, is ruined by a trick of Mark Carter's and he descends into the gutter, from which he is rescued by John Hamilton, a wealthy banker who establishes an Aviation School and puts Jerry at its head. Kate Graham, a victim of Carter's, drifts into the scene and Jerry, attracted, engages her as his secretary. Sybil Hamilton is in love with Jerry, and, at her father's death, proposes to him, and is refused. Angry, she discharges him and Kate. He returns to his own home and finds that his father, who has disowned him, is banking all his hope on Cloudburst, a fine race-horse, in a coming race. Carter, betting against Cloudburst in favor of his own horse, tries to disqualify Cloudburst, but is caught in his own trap, ruined and thrown out, while Jerry is forgiven by his father, and free to marry Kate.