In particular, the efforts to reestablish peace after the World War have been directed toward the formation of states and the regulation of their frontiers according to a consciously national program.

The sovereign state has in our times become a lethal danger to human civilization because technical developments enable it to employ an infinite number and variety of means of destruction.

Upon the union of the male germ cell with the female egg cell, a new cell is created which almost immediately splits into two parts. One of these grows rapidly, creating the human body of the individual with all its organs, and dies only with the individual.

But teleological considerations can lead no further than to a belief and a hope. They do not give certainty.

Concord, solidarity, and mutual help are the most important means of enabling animal species to survive.

A pacifist will often - at least nowadays - be an internationalist and vice versa. But history shows us that a pacifist need not think internationally.

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.