Internationalism 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 LangeThe simultaneous reactions elicited all over the world by the reading of newspaper dispatches about the same events create, as it were, a common mental pulse beat for the whole of civilized mankind.
Christian Lous LangeInternationalism is a community theory of society which is founded on economic, spiritual, and biological facts. It maintains that respect for a healthy development of human society and of world civilization requires that mankind be organized internationally. Nationalities should form the constitutive links in a great world alliance, and must be guaranteed an independent life in the realm of the spiritual and for locally delimited tasks, while economic and political objectives must be guided internationally in a spirit of peaceful cooperation for the promotion of mankind's common interests.
Christian Lous Lange