Answer:
Talk about your favourite band/singer or talk about a hobby that interests you. Speak for or against the motion, 'The death penalty should be reinstated. You could discuss cruelty to animals in travelling circuses. You could discuss a particular culture or country that interests you.
So, you may understand what is being read or said aloud.
Following Gatsby's death, Nick and Jordan have a famous phone call in which she chastises him and calls him dishonest. She adds that no one had ever left her the way he did and adds that he is a "careless driver". The Merton College Library is supposedly the place where Jay Gatsby got his education and that is why he calls himself and Oxford man.