Warning: The following tips are not actually about managing anger, but rather about tolerating the fact that the world is a dumpster fire and we're all just floating on a sinking ship.
Tip 1: Take a deep breath. Repeat it 3 times. Then scream at a wall.
Tip 3: Develop a sense of perspective. Or just pretend you're a bird and fly away from it all.
Additional Resources:
Anger Meds: Prescription-strength placebo pills for when you just can't.
Therapy for Cats: Because your feline overlord needs help too.