Human hearts are so depressingly empty.

Take this one: it fits neatly in my two palms, the dark red-grey of aging beef, smooth and glistening under its layer of epicardial fat. No arterial stenosis. No calcification. No visible defects at all. Perfect, healthy, normal.

And empty.

He looked so surprised when I thrust the chef’s knife into his chest. A soft huff of exhaled breath but no cry, no words, not even resistance; the carbon steel had just crunched right through his sternum, and slid through membrane and muscle like they were softened butter. 

Just a widening of his eyes, a flare of pupils, a second’s trickle of red starting at the corner of his mouth. Then I pulled the knife out, a wrench I had to put my whole arm into, and he dropped straight to the kitchen floor.

He moved a little then, tried to get up…