Three-Year-Old Dimitri Frequently Takes Other Children's Toys from Them,showing Little

Three-year-old Dimitri frequently takes other children's toys from them,showing little concern for their feelings,even when they cry.When he does this,his mother tells him to "imagine how other kids feel when they lose their toys." Use your understanding of cognitive development to explain Dimitri's antisocial behavior.Why is his mother's comment unlikely to influence his behavior? How would you encourage Dimitri to stop behaving this way?