I never thought I’d write about wallpaper. But I’d never seen wallpaper like Marthe Armitage’s

‘Like being chained to a lunatic.’ That’s how a man feels in relation to his libido. And the lunatic latches on to anything, irrationally, and without warning. In Cambridge recently I dropped into a lecture given by a beautiful historian, Lea Ypi, from Albania, whose discourse included this observation about revolutionaries: ‘Once they attain power