In [my] life ... I did not understand steam machinery, but I tried to understand that much more complicated piece of mechanism - man.

A man who was generous with his wealth. It has been reported that during his lifetime, Carnegie gave away over $350 million of his money to help others.

Watch the costs and the profits will take care of themselves.

The older I get the less I listen to what people say and the more I look at what they do.

And while the law of competition may be sometimes hard for the individual, it is best for the race, because it ensures the survival of the fittest in every department.

The man of business knows that only by years of patient, unremitting attention to affairs can he earn his reward, which is the result, not of chance, but of well-devised means for the attainment of ends.

A business is seldom if ever built up except on lines of strictest integrity.