Many novels record a process of discovery - of things from the past, of the detail of ongoing events, of possibilities for the future, of self, of...

Many novels record a process of discovery - of things from the past, of the detail of ongoing events, of possibilities for the future, of self, of others' true natures, of truths about life and so on. Discuss the episodes in Extremely Loud & Incredibly Close in which discovery plays a part, showing how they contribute to our understanding of the novel's meaning and significance.