They consume you and seep through your thoughts until they are the only thing you can think of.
They affect how you relate to people who hurt you, lied to you, and made a fool out of you. It feels like waking up from a bad dream, that you never want to cross paths with them anymore.
When left unchecked, the burdens grow, and you become the evil you wanted to get rid of.
Hatred distorts your view of things until things drain out of color.
The thing about Christianity is that you are called to transcend above natural human responses and become the human God intended you to be.
And because of Jesus, you can now love your enemies and pray for those who persecute you (Matthew 5:44, Proverbs 25:21-22).