"I do not think there is any thrill that can go through the human heart like that felt by the inventor as he sees some creation of the brain unfolding to success."

"My method is different. I do not rush into actual work. When I get an idea I start at once building it up in my imagination. I change the construction, make improvements, and operate the device entire…"

"We must all have some ideal which will govern our behaviour and satisfy us, but it is not material. It can be religion, art, science, whatever, it is only important that it acts as a non-material forc…"

"Of all the frictional resistances, the one that most retards human movement is ignorance."

"The spread of civilization may be likened to a fire; first, a feeble spark, next a flickering flame, then a mighty blaze, ever increasing in speed and power."