In the play "All my Sons" Miller tries to teacher us or correct us on how we live our lives. He does this by showing the different morals, both good and bad, and interests the characters in the play have. Through the characters behaviour, we learn whether we should take their example, or look down upon their principles.

We see Joe Keller as a simple, ignorant man. This fact is one of the most important things in the play, it is one of the first things we learn in this play. "What is that, every week a new book comes out?" Keller is confused at the fact that authors around the world are producing new books by the day. Keller is amazed at this, while everyone else knows about this, and reads the books.

Another characteristic of Keller's is that he values money. We know that he valued...