History and experience prove that foreign influence is one of the most baneful foes of republican government.

The knowledge of higher leadership can only be acquired by the study of military history and actual experience. There are no hard and fast rules; everything depends on the plans of the general, the condition of the troops, the season of the year, and a thousand other circumstances, which have the effect that no one case will ever resemble another.

Worms have played a more important part in the history of the world than humans would at first suppose.

The first premise of all human history is, of course, the existence of living human individuals. Thus the first fact to be established is the physical organisation of these individuals and their consequent relation to the rest of nature.

It is not history which uses men as a means of achieving - as if it were an individual person - its own ends. History is nothing but the activity of men in pursuit of their ends.

History does nothing; it does not possess immense riches, it does not fight battles. It is men, real, living, who do all this.