Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.

### Instruction:
List two points of contrast between the two characters in the story.

### Input:
In the story there are two characters, Mary and Bob. Mary is outgoing, while Bob is introverted.

### Response:
Mary is outgoing, while Bob is introverted. Mary is social and likes to be around people, whereas Bob enjoys being alone and is more comfortable in his own company.