Ask a peasant to do something for you, and, if he can and wants to, he will serve you diligently and cordially; but ask him to fetch a little vodka—and his usual calm cordiality suddenly transforms into a sort of hasty, joyful obligingness, almost a family solicitude for you. Someone going to get vodka—though only you are going to drink it, not he, and he knows it beforehand—feels all the same, as it were, some part of your future gratification . . .