In his latest book, Terry Eagleton, one of the most celebrated intellects of our time, considers the least regarded of the virtues. His compelling meditation on hope begins with a firm rejection of the role of optimism in life's course. Like its close relative, pessimism, it is more a system of rationalization than a reliable lens on reality, reflecting the cast of one's temperament in place of true discernment. Eagleton turns then to hope, probing the meaning of this familiar but elusive word: Is it an emotion? How does it differ from desire? Does it fetishize the future? Finally, Eagleton broaches a new concept of tragic hope, in which this old virtue represents a strength that remains even after devastating loss has been confronted.In a wide-ranging discussion that encompasses Shakespeare's Lear, Kierkegaard on despair, Aquinas, Wittgenstein, St.