On Nias island, the heart can be ‘squeezed’, ‘hot’, even ‘hairy’. What can anthropology say about unfamiliar emotional zones? — By Andrew Beatty In his classic thought experiment set out in ‘What Is An Emotion?’ (1884), William James, pioneer psychologist and brother of the novelist Henry, tried to imagine what would be left of emotion if you subtracted the bodily symptoms. What, for example, would grief be ‘without its tears…