God gave us 2 ears and 1 mouth, we're to listen twice as much as we speak. Ephesians "Do not let any unwholesome talk come out of your mouths, but only what is helpful for building others up according to their needs, that it may benefit those who listen."
School Signs - tons of great printables! This website is Awesome! I tacked up Proverbs and other encouraging/teaching signs like this all around our home when my boys were growing up. Everywhere they looked they would see words of wisdom.