Survivors are reluctant to admit that anorexia, which in the end leads to invalidity and death, is along the way a path of pleasure and power: it is the power that confers pleasure, however freakish and fragile the gratification may seem. When you are isolated, your back to the social wall, control over your own ingestion and excretion is all you have left; this is why professional torturers make sure to remove it.

Hilary Mantel, A Memoir of My Former Self-…, loc. 214