Does the modern age have a specific attitude to the world, a way to make sense of the myriad stimuli that impinge on human organisms or, as I call it, a metaphysics? This book claims it has. It shows that what crucially changed Europe from the 16th century on was the spreading idea that things are best done for their own sake, for goals inherent in an activity, such as the goal of telling a good story or having a lively chat, inheres in the telling or chatting itself. The Renaissance took this idea from the ancients who also preferred intrinsic goals to extrinsic ones; but the moderns...