My hatred is immense
                My hatred is pointless
                My hatred is pointed and sharp
                My hatred is without target
            
The targets of Let Them Fight are constantly fighting about everything, so their hatred grows to an enormous size. It becomes painful, pointless, and it loses its target after being exercised for so long.
                Grease stains
                Bleach stains
                Dirt stains
                Food stains
                Oil stains
                Ink stains
                Tear stains
                Bloodstains
            
Hatred can be acted upon in many ways, leading to a wide variety of stains on one's character.
                Grease stains
                Bleach stains
                Dirt stains
                Food stains
                Oil stains
                Ink stains
                Tear stains
                Bloodstains
            
                I am programmed to resist
                I am programmed to resist
                I am programmed to resist
                I am programmed to resist
                I am programmed to resist
                I am programmed to resist
                I am programmed to resist
                I am programmed to resist
            
After hating and fighting for so long, people will start to programmatically scuffle and quarrel ("resist").