What Every Woman Knows (1921)

Directed by William C. deMille

Alick Wylie agrees to give railroad porter John Shand $300 to help him secure his education and political ambitions on condition that his daughter Maggie has the option of marrying him within five years. Though not in love they marry, and John becomes successful, thanks to Maggie’s input on his speeches, in time being elected to Parliament. Eventually John strays with Lady Sybil and Maggie diplomatically arranges for them to be together. However his next speech without her assistance is a failure and Sybil leaves him out of boredom, it’s then he sees Maggie’s true worth.