The line of least resistance in the progress of civilization is to make that theoretical postulate real by the continually increasing force of the world's public opinion.
Elihu RootThe theoretical postulate of all diplomatic discussion between nations is the assumed willingness of every nation to do justice.
Elihu RootHuman nature must have come much nearer perfection than it is now, or will be in many generations, to exclude from such a control prejudice, selfishness, ambition, and injustice.
Elihu RootThe law of the survival of the fittest led inevitably to the survival and predominance of the men who were effective in war and who loved it because they were effective.
Elihu Root