In this task, you're given a story (which contains five sentences only). Your task is to find all the characters which are available in the given story.

Sentence1: Dave struggled to learn how to draw. Sentence2: And people told him that he was wasting his time. Sentence3: But he ignored them and kept drawing. Sentence4: And he eventually became a well known art teacher. Sentence5: Dave's patience paid off.
Dave, People