History repeats itself in the large because human nature changes with geological leisureliness.

Contentment is rare among men as it is natural among animals

Rome remained great as long as she had enemies who forced her to unity, vision, and heroism. When she had overcome them all she flourished for a moment and then began to die.

History reports that the men who can manage men manage the men who can manage only things, and the men who can manage money manage all.

The health of nations is more important than the wealth of nations.

In progressive societies the concentration[of wealth] may reach a point where the strength of number in the many poor rivals the strength of ability in the few rich; then the unstable equilibrium generates a critical situation, which history has diversely met by legislation redistributing wealth or by revolution distributing poverty.

Grow strong, my comrade … that you may stand Unshaken when I fall; that I may know The shattered fragments of my song will come At last to finer melody in you; That I may tell my heart that you begin Where passing I leave off, and fathom more.