In chapter 3, Tsotsi reminisces about the battle he had with Boston, he despised him. Tsotsi then reveals the reason why he picked Boston because everyone else like him, he was intelligent and had a virtue. Later that day, Tsotsi decides to r*pe and k*ll a woman in the bluegum trees, but fortuitously doesn't because of a mourning baby.
I hope I've helped!
The symbols of the island, the ocean, the conch shell, Piggy's glasses, and the Lord of the Flies, or the Beast, represent central ideas that reinforce the main theme of the novel. In using symbols, writers are able to convey ideas that have greater meaning than the object itself may possess.