The Physics of SorrowCompulsively readable New York Times Utterly original Alberto Manguel In the small and the insignificant that's where life hides, that's where it builds its nest. Our unnamed narrator is not well. He suffers from attacks of 'pathological empathy', which cause him to wander unbidden into other people's memories. He moves from recollection to recollection from a Bulgarian country fair in 1925, where he meets a Minotaur, to inside the mind of a slug, as