Before the Cultural Revolution, Ai Ssu-ch'i (1910-1966) was one of Communist China's foremost Marxist philosophers, second only to Chairman Mao himself. Ai was attracted to Marxism-Leninism as a young student in China and Japan, and wrote numerous books and articles seeking to explain the complexities of the philosophy in language everyone could understand. His writings were enormously popular during the 1930s and 1940s, and went through many printings...