Everyone has a message. You will know what the person believes by their actions. The wicked messenger will do evil things. They might commitment adultery. A person will know that this person don't honor marriage. Or the person will lie. The wicked messenger is not a honest person, so this person will promote lies.
People think they can have a heart full of sins and face no judgement. This is a false idea. The sins will destroy a person that lives these types of falsehoods.
The sinful nature is controlling mankind, so people needs the cure.
The cure is the cross of Jesus. It is the bridge to heaven and a new desire. When God gives you a new heart then a person will hate their sins.
The person that have a new ideas in this present life. The gospel is the key to this person heart. The sinful nature is decaying mankind but the Holy Spirit cures the heart. When a believer tells the gospel, and a an other person accepts Jesus. Then the person have life and healing.
The Christian brings healing in the culture. Christians needs to be involved in every part of the culture. Ask the Lord to guide you. When he speaks, follow the voice of the Lord.