Like all social theories, internationalism must seek its basis in the economic and technical fields; here are to be found the most profound and the most decisive factors in the development of society.
Christian Lous LangeEarlier ages fortified themselves behind the sovereign state, behind protectionism and militarism.
Christian Lous LangeInternationalism is a social and political theory, a certain concept of how human society ought to be organized, and in particular a concept of how the nations ought to organize their mutual relations.
Christian Lous LangeInternationalism on the other hand admits that spiritual achievements have their roots deep in national life; from this national consciousness art and literature derive their character and strength and on it even many of the humanistic sciences are firmly based.
Christian Lous Lange