The man who showed compassion on him was a Samaritan. This is significant because Samaritans and Jews generally did not like each other because of racial and religious differences. This is a mistake. We must always be ready to have compassion on anyone who suffers, even our enemies. We must not respond with hatred toward those who hate us.
Persons are to be judged solely on how they treat others.
Jesus taught that it is God's will, or law, for people to love each other.