It is wrong to assume that men of immense wealth are always happy.

More Quotes by John D. Rockefeller

A friendship founded on business is better than a business founded on friendship.

Don't be afraid to give up the good to go for the great.

And we are never too old to study the Bible. Each time the lessons are studied comes some new meaning, some new thought which will make us better.

The way to make money is to buy when blood is running in the streets.

I have ways of making money that you know nothing of.

I know of nothing more despicable and pathetic than a man who devotes all the hours of the waking day to the making of money for money's sake.