John Joseph Lalor (1883). Cyclopædia of Political Science, Political Economy, and of the Political History of the United States. Nabu Press. https://books.google.com/?id=Xsk6AAAAIAAJ&pg=PA760&dq=liberalism+freedom+of+religion#v=onepage&q=liberalism%20freedom%20of%20religion31 December 2007閲覧. "Democracy attaches itself to a form of government: liberalism, to liberty and guarantees of liberty. The two may agree; they are not contradictory, but they are neither identical, nor necessarily connected. In the moral order, liberalism is the liberty to think, recognised and practiced. This is primordial liberalism, as the liberty to think is itself the first and noblest of liberties. Man would not be free in any degree or in any sphere of action, if he were not a thinking being endowed with consciousness. The freedom of worship, the freedom of education, and the freedom of the press are derived the most directly from the freedom to think."
Martin Conway. "The Limits of an Anti-liberal Europe". In Dieter Gosewinkel, ed. (2014). Anti-liberal Europe: A Neglected Story of Europeanization. Berghahn Books. p. 184. ISBN9781782384267. https://books.google.com/books?id=ECIfAwAAQBAJ&pg=PA184. "Liberalism, liberal values and liberal institutions formed an integral part of that process of European consolidation. Fifteen years after the end of the Second World War, the liberal and democratic identity of Western Europe had been reinforced on almost all sides by the definition of the West as a place of freedom. Set against the oppression in the Communist East, by the slow development of a greater understanding of the moral horror of Nazism, and by the engagement of intellectuals and others with the new states (and social and political systems) emerging in the non-European world to the South"