A factory can be closed down, its chimneys smokeless, waiting for the worker to come back to his job, and all will be peaceful. But the moment workers are imported, and the striker sees his own place usurped, there is bound to be trouble.

In my own house I rigged up a laboratory and studied chemistry in the evenings, determined that there should be nothing in the manufacture of steel that I would not know. Although I had received no technical education I made myself master of chemistry and of the laboratory, which proved of lasting value.

The men who miss success have two general alibis: 'I'm not a genius' is one; and the other, 'There aren't the opportunities today there used to be'.

I didn't take up shorthand with any idea of becoming a professional at it. It merely appeared to me to be a good thing to know - something that might come in handy.

The captains of industry are not hunting money. America is heavy with it. They are seeking brains - specialized brains - and faithful, loyal service. Brains are needed to carry out the plans of those who furnish the capital.

A man who trims himself to suit everybody will soon whittle himself away.

The thing that most people call 'genius' I do not believe in.