"The illusion that Communism was reformable, that Stalinism had been a wrong turning, a mistake that could still be corrected [...] that illusion was crushed under the tanks on August 21st 1968 and it never recovered." Judt, Tony (2005). Postwar: A History of Europe Since 1945. Penguin Press. pp. 447. ISBN1-59420-065-3.
