Dhaka, Oct. 24 -- The British Marxist historian E. H. Carr once mounted a fierce defence of utopian thinking in a paragraph in which he had seemed to argue against the idea at first. In The Twenty Years' Crisis 1919-1939, he wrote: "Just as nobody has ever been able to make gold in a laboratory, so nobody has ever been able to live in Plato's republic or in a world of universal free trade or in Fourier's phalansteries. But it is, nevertheless, perfectly right to venerate Confucius and Plato as the founders of political science, Adam Smith as the founder of political economy, and Fourier and Owen as the founders of socialism. The initial stage of aspiration towards an end is an essential foundation of human thinking. The wish is the father...