There’s no doubt, Leibniz was wrong: this is not the best of all possible worlds. In the past, men found consolation in artworks which, with their beauty, profundity and inventiveness, made it possible to imaginatively escape from, or discover a deeper meaning in, the real world. But in our current troubled times, art no longer comforts us. Damien Hirst’s diamond encrusted skulls and Maurizio Cattelan’s child-like mannequins are supposed to embody the best contemporary artistic reflections on life and death, while Jeffrey Koons’ balloon dogs or Michelangelo Pistoletto’s Third Paradise claim to offer intelligent amusement or prompt spiritual elevation. And the worst thing is that such poor (in terms of the formal imagination employed and, as...