I never placed my head upon the pillow at night without reminding myself that my success might only be temporary.
John D. RockefellerMy mother was given to a typical question: "We have always done this. Why should we do anything else?" But my wife's typical question was "We have always done this. Why don't we do it another way or, better still, why not do something else?"
John D. RockefellerOh, how blessed young men are who have to struggle for a foundation and beginning in life.
John D. Rockefeller