James 3:5-6 Likewise the tongue is a small part of the body, but it makes great boasts. Consider what a great forest is set on fire by a small spark.The tongue also is a fire, a world of evil among the parts of the body. It corrupts the whole person, sets the whole course of his life on fire, and is itself set on fire by hell.
Colossians 4:6 Let your conversation be always full of grace, seasoned with salt, so that you may know how to answer everyone.
Galatians 6:9 Let us not become weary in doing good, for at the proper time we will reap a harvest if we do not give up.