The most ultimately righteous ...

The most ultimately righteous of all wars is a war with savages, though it is apt to be also the most terrible and inhuman. The rude, fierce settler who drives the savage from the land lays all civilized mankind under a debt to him. ...[I]t is of incalculable importance that America, Australia, and Siberia should pass out of the hands of their red, black, and yellow aboriginal owners, and become the heritage of the dominant world races.
The most ultimately righteous of all wars is a war with savages, though it is apt to be also the most terrible and inhuman. The rude, fierce settler who drives the savage from the land lays all civilized mankind under a debt to him. ...[I]t is of incalculable importance that America, Australia, and Siberia should pass out of the hands of their red, black, and yellow aboriginal owners, and become the heritage of the dominant world races.

Quotes from the same author

Keep your eyes on the stars and your feet on the ground.
Nine-tenths of wisdom is being wise in time.
“I care not what others think of what I do, but I care very much about what I think of what I do! That is character!”
“We must dare to be great; and we must realize that greatness is the fruit of toil and sacrifice and high courage.”
The mother is the one supreme asset of national life; she is more important by far than the successful statesman, or business man, or artist, or scientist.