I never placed my head upon the pillow at night without reminding myself that my success might only be temporary.
John D. RockefellerGiving should be entered into in just the same way as investing. Giving is investing.
John D. RockefellerOften-times the most difficult competition comes, not from the strong, the intelligent, the conservative competitor, but from the man who is holding on by the eyelids and is ignorant of his costs, and anyway he's got to keep running or bust!
John D. Rockefeller