The Heart
Abstract
(a primer for the layperson) It is smaller than you think, and not truly red, in spite of the blood, and lies not to one side or the other, or deep. All of the vows you've made were pledged more or less over upper left lung. In fact, it sits in the middle, neither forward nor brave, doing its small work. It is just hollow muscle that thickens when hurt, and writhes like a seizing cat when all is well. It lies in a pocket of yellow fat and a membrane called the "pericardium" or...