How Happiness Has Changed Since the Enlightenment

In the Anthropocene, we have altered Mother Earth. All these things you've said have brought us so much leisure time and peace and prosperity. Shortly they've also brought us anxiety, unhappiness, suicide. And this is the illness that is the price we pay for all the benefits that the Enlightenment may have given us. In a chapter on happiness, where I look at data on just self-reported happiness, how happy are you? That's another way of asking a related but not identical question.