We have all experienced stress. We know we don't like the way it feels. We know we wish whatever triggered it would go away or hadn't happened in the first place. Stress is just plain yucky, right?
Well, here's something that might surprise you: you are actually attracted to stress. It sounds insane, doesn't it? But it's true.
When humans first showed up on the planet, we had nothing: no immunity, no weapons, no natural armor.