Given the task definition and input, reply with output. 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: My friend Joe fancies himself to be a poet. Sentence2: He gave me a book of his poems. Sentence3: Joe said he gave readings. Sentence4: The poems were trite and I discovered the book was self published. Sentence5: I did not have the heart to tell Joe I thought his poetry was bad.
I (myself), Joe