It's wrong to meddle in other people's romantic relationships.
Josh dislikes his brother's wife even though their relationship is good.
Josh wants his brother to be happy.
Josh does not say anything to his brother because he can tell he is happy with his wife.
Josh introduces his brother to a friend he thinks his brother would like more than his wife and tries to push them together.
Josh's brother and his wife continue to have a good marriage and Josh is still welcome in their life.
Josh's brother, Josh's friend, and the brother's wife all feel uncomfortable and their relationship with Josh becomes strained.