“The Two Hussars,” inspired by his time in the army, contrasts a dashing father and his mean-spirited son. Illustrating Tolstoy’s belief that art must serve a moral purpose, “What Men Live By” portrays an angel sent to earth to learn three existential rules of life. And in the deeply moving “Master and Man,” a mercenary merchant travels with his unprotesting servant through a blizzard to close a business deal—little realizing he may soon have to settle accounts with his maker.Two hussars --Strider --God sees the truth but waits --A prisoner of the Caucasus --What men live by --Neglect a spark and the house burns down --The two old men --The three hermits --How much land does a man need? --Master and man.