 Besides advocating laissez-faire in economic matters he also "expresses a radical libertarianism that centers on freedom of the press and expression" as revealed in a letter to the librarian of the Herzog August Bibliothek in Wolfenbüttel, Ernst Theodor Langer.He said he thinks that "the real barbarians are those who put obstacles in the way of press freedom, and hinder research in theology, philosophy and politics; in short, those who issue decrees about censorship, edicts about religion and who forbid people to read or to think.