A woman is waiting for an elevator, and when the doors open she sees a man inside who causes her apprehension. Since she is not usually afraid, it may be the late hour, his size, the way he looks at her, the rate of attacks in the neighborhood, an article she read a year ago—it doesn’t matter why. The point is, she gets a feeling of fear. How does she respond to nature’s strongest survival signal? She suppresses it, telling herself: “I’m not going to live like that, I’m not going to insult this guy by letting the door close in his face.”
