If the moment materializes at the wrong time of day, we may be operating under depletion’s influence—and regret it. That’s the paradox: We need help when we’re least likely to get it. Our environment is loaded with surprises that trigger odd, unfamiliar responses from us. We end up behaving against our interests. Quite often, we don’t even realize it. We lack the structural tools to handle bewildering interpersonal challenges.

