Thomas Edison

I am a great believer in the power of teamwork.

I have always been a man who was interested in helping others.

The first thing is to find out what the world needs. Then you go ahead and try to invent it.

I don't think there's any substitute for hard work, and I think that's the secret of success.

The phonograph is a machine that talks.

My main purpose in life is to make enough money to create more inventions.

I am not an inventor. I am a discoverer.

I have always been a believer in the power of the individual.

I have always been a great admirer of the American spirit.

I have always been a great believer in the future.

I have always been a great believer in progress.

I have always been a great believer in the power of the human mind.

I have always been a great believer in the power of hard work.

I have always been a great believer in the power of perseverance.

I have always been a great believer in the power of imagination.

I have always been a great believer in the power of innovation.

I have always been a great believer in the power of invention.

I have always been a great believer in the power of discovery.

I have always been a great believer in the power of exploration.

I have always been a great believer in the power of experimentation.