When you get really mad, you often have very large cardiovascular responses.

When you get really mad, you also have really large cardiovascular responses.

Anger triggers a sense of certainty as well as a sense of control.

Angry people are actually not just more optimistic than fearful people, they're optimistic in an absolute sense, that is they are as optimistic as happy people and that was surprising to us.

Analyses of facial expressions revealed that the more fear individuals displayed in response to the stressors, the higher their biological responses to stress. By contrast, the more anger and disgust (indignation) individuals displayed in response to the same stressors, the lower their responses.

We didn't focus on how they felt after they bought things. Instead we focused on what led up to the buying decision.