‘Of all civilisation’s occupational categories, that of soldier may be the most conducive to regular drug use.’

The problem with this statement — the first words of this book — is the problem with the book as a whole: it may be correct, and there again it may not be. Even the captionless cover photograph is ambiguous: of an American soldier, in Vietnam perhaps, with a corncob pipe which may or may not contain a banned substance, though we are obviously meant to infer that it does.