アイザイア・バーリン

"The Hedgehog and the Fox" is an essay by philosopher Isaiah Berlin. It was one of Berlin's most popular essays with the general public. Berlin himself said of the essay: "I never meant it very seriously. I meant it as a kind of enjoyable intellectual game, but it was taken seriously. Every classification throws light …

Freedom and its Betrayal: Six Enemies of Human Liberty is a book by Isaiah Berlin.