Modern war is so expensive that we feel trade to be a better avenue to plunder; but modern man inherits all the innate pugnacity and all the love of glory of his ancestors.

Man's chief difference from the brutes lies in the exuberant excess of his subjective propensities. Prune his extravagance, sober him, and you undo him.

Our belief at the beginning of a doubtful undertaking is the one thing that assures the successful outcome of any venture.

Mankind's common instinct for reality has always held the world to be essentially a theatre for heroism.

In modern eyes, precious though wars may be they must not be waged solely for the sake of the ideal harvest. Only when forced upon one, is a war now thought permissible.

The greatest discovery of my generation is that a human being can alter his life by altering his attitudes.

The great use of life is to spend it for something that will outlast it.