In a state of nature, the weakest go to the wall; in a state of over-refinement, both the weak and the strong go to the gutter.
The reason men oppose progress is not that they hate progress, but that they love inertia.
Every life is its own excuse for being.
Be patient with the boys - you are dealing with soul-stuff.
Life in abundance comes only through great love.
The teacher is one who makes two ideas grow where only one grew before.