From his neck down a man is worth a couple of dollars a day, from his neck up he is worth anything that his brain can produce.
Thomas A. EdisonWhen I have fully decided that a result is worth getting I go ahead of it and make trial after trial until it comes.
Thomas A. EdisonWe shall have no better conditions in the future if we are satisfied with all those which we have at present.
Thomas A. EdisonI told [Kruesi] I was going to record talking, and then have the machine talk back. He thought it absurd. However, it was finished, the foil was put on; I then shouted "Mary had a little lamb," etc. I adjusted the reproducer, and the machine reproduced it perfectly. On first words spoken on a phonograph.
Thomas A. Edison