What does Miss Maudie tell Scout about Boo?

Miss. Maudie tells Scout the truth about Boo Radley. She explains how Boo got in trouble with some teenagers and, in a plea bargain with the judge, was locked up in his father's house for pretty much eternity. She explains how Boo had stabbed his father in the leg with scissors. This differs from Scout's understanding that Boo is a freak who eats squirrels and stalks children. Miss. Maudie helps Scout understand that Boo is a human being with a sad past.