This reference brings together more than 25,000 quotations from history, politics, literature, the world's religions, psychology, science and entertainment, ranging from the earliest Chinese sagas and Buddha, through Shakespeare, Voltaire and Bismarck, to Madonna, Maya Angelou and Alan Greenspan in the present day. It also contains more than 5000 new quotations on science, technology, communication, business, medicine, psychology, the arts and popular culture, and even includes some of the first sayings of the 21st century. Quotes about people - i.e. Cicero on Socrates, Gore Vidal on Andy Warhol - can be found at the head of entries.