To spend too much time in studies is sloth; to use them too much for ornament is affection; to make judgment wholly by their rules is the humor of a scholar.
The conservation of our natural resources and their proper use constitute the fundamental problem which underlies almost every other problem of our national life.
Since periods of great change, such as the present one, come so rarely in human history, it is up to each of us to make the best use of our time to help create a happier world.