The person being teased cannot get angry or make any sort of response. Anger is the key sin in the Magician's Nephew. This tale deals with how Narnia was created and how evil came to exist there. Polly, Digory, and Digory's uncle Andrew are the main characters in this story. The anger in the characters and what it does to those involve comes to surface.
Uncontrollable rage is another form of blindness.
Anger makes people do things they would not normally do. It causes them to be careless and not always see what is around the bend. In The Last Battle, envy is the offense. Shift, the ape who is envious of Aslan wishes to take away his power and authority. Also Shift does not believe in Aslan.