Imagine you are a caveman meandering through a landscape, you hear a rustle in the bush. “What’s that…?”
Your brain kicks into action and provokes a flight or fight response. It could be lunch, or it could kill you! Your primitive brain makes a really simple judgement and decides that the payoff here for ‘kill you’ is pretty bad, -100% in fact. The pay off for food is there as well, but it can’t offset the negative. So you walk …