Capability!

"If we all did the things we are capable of doing, we would literally astound ourselves."

Thomas Edison – February 11, 1847 - October 18, 1931. An American scientist, businessman, inventor, and pioneer of distance learning - phongraph, lightbulb and other devices. He was born in Milan, Ohio to be one of the first inventors to apply the principles of mass production to the invention process. His family - the Dutch Edison - immigrated to New Jersey in 1730.
He began his inventory career in Newark, New Jersey with the automatic repeater and other telegraphic devices, but he gained fame when he invent the phonograph in 1877.