Singleness of purpose is one of the chief essentials for success in life, no matter what may be ones aim. – John D. Rockefeller

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To waste, to destroy our natural resources, to skin and exhaust the land instead of using it so as to increase its usefulness, will result in undermining in the days of our children the very prosperity which we ought by right to hand down to them amplified and developed. – Theodore Roosevelt, seventh annual message, 3 December 1907
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