I never placed my head upon the pillow at night without reminding myself that my success might only be temporary.
John D. RockefellerThe task is simple. We will organize children and teach them in a perfect way the things their fathers and mothers are doing in an imperfect way.
John D. RockefellerProbably the greatest single obstacle to the progress and happiness of the American people lies in the willingness of so many men to invest their time and money in multiplying competitive industries instead of opening up new fields, and putting their money into lines of industry and development that are needed.
John D. Rockefeller