Being Reasonable: The Case for a Misunderstood Virtue Harvard University Press, pp.224, 29.95 You find yourself in the heat of an argument and your mulish interlocutor refuses to see the light. ‘Please,’ you implore, ‘be reasonable.’ But what exactly are you asking? Do you want him to be more rational? Or to act as a typical person might act in his shoes? Maybe the whole question is hopelessly subjective, as your paragon of reasonableness may be his idea of madness, and vice versa.