I haven't read the outsiders in like 2 years but I do remember Pony boy and his friend (I forgot sorry) were wanted for murder so they ran away and hid in an abandoned church for a while but that's only one of the major problems I remember from the book
Answer: it emphasizes the difference between the financial situation of the dentist and the mayor.
Actions speak louder than words means talking about something isn't going to make it better, you should take action so it helps solve the problem. I wouldn't say it talks about proving anything wrong based on the definition.
Fred is frustrated with his e-mail provider because he didn't receive any e-mails today, due to a service outage.