Internationalism 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.
Christian Lous LangeThe main concept is that of an international solidarity expressed in practice through worldwide division of labor: free trade is the principal point in the program of internationalism.
Christian Lous LangeLike 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 LangeA pacifist will often - at least nowadays - be an internationalist and vice versa. But history shows us that a pacifist need not think internationally.
Christian Lous Lange