That's just the way viruses work.
And, we project that image onto ourselves and others - especially our religious leaders - as the "perfect" model for Christian behavior.
This is the (very human part of ) Jesus who became annoyed and frustrated and short-tempered and hurled insults and racial slurs at the Canaanite woman who was desperately seeking healing for her daughter, and rebuked Peter and sharply chastised James and John, the Sons of Thunder and other disciples, especially in The Garden the night before he died.
Jesus came to tell us that before we can have peace, we must admit the divisions and unrest and unhappiness that exist between us at the most intimate levels of our relationships.
"Just" relationships are "right" relationships and right relationships pave the pathway to peace.