The first part tells the story of Moses leading the Jews from Egypt to the Promised Land, his receipt of the tablets and the worship of the golden calf. The second part shows the efficacy of the commandments in modern life through a story set in San Francisco. Two brothers, rivals for the love of Mary, also come into conflict when John discovers Dan used shoddy materials to construct a cathedral.

Soda jerk Harvey is the most popular man in Blakeville NY and deliriously happy through three years of poverty-stricken marriage to Nellie. After a musical comedy troupe comes through, Nellie becomes an actress. When she then falls for a millionaire and goes to Reno for a divorce, Harvey takes their child Phoebe home where her later illness brings her parents back together.

A good-natured but chivalrous cowboy romances the local schoolmarm and leads the posse that brings a gang of rustlers, which includes his best friend, to justice.