You must be honest about yourself and your needs. Bottling up your frustration is not the way to go. Always be sincere in your friendships and relationships. Don't just say you love your friend and then not help them out during times of need. Everyone needs encouragement.
Negative communication tears people down, positive communication builds people up.
Scott addresses the harms of gossip and verbal abuse in this section. Nothing overcomes conflict like kindness. Scott gives some thoughts on how to do this. Have purpose in your conversations. Too many people spend their whole lives talking about nothing.