I am convinced that material things can contribute a lot to making one's life pleasant, but, basically, if you do not have very good friends and relatives who matter to you, life will be really empty and sad and material things cease to be important. - David Rockefeller. View more images...

Success in business requires training and discipline and hard work. But if you're not frightened by these things, the opportunities are just as great today as they ever were. - David Rockefeller. View more images...