content: This is a well known classic written more than 60 years ago that even our commonplace and leftist noise dominated cultural environment could not silence, therefore it needs no recommendation. Without any professional gobble-dy-gook, in a language and with a argumentation immediately comprehensible to anybody, as well as with the uninhibited boldness of a child, Popper unveils two idols, two big enemies of freedom: Plato and Marx, and puts them where they belong.Efraim Israel