“Be perfect, therefore, as your heavenly Father is perfect.” I have to admit that I have always found this verse, which serves as something of a climax to this section of Jesus’ teaching on the relational ethics of the kingdom, rather intimidating. Be perfect? Come on! As God is perfect?...

“But I say to you that listen, Love your enemies, do good to those who hate you, bless those who curse you, pray for those who abuse you. If anyone strikes you on the cheek, offer the other also; and from anyone who takes away your coat do not withhold even your shirt. Give to everyone who...