"The theory of relativity is a mass of errors and deceptive ideas violently opposed to the teachings of the great men of science of the past and even to common sense."

"Electric power is everywhere present in unlimited quantities and can drive the world's machinery without the need of coal, oil, gas, or any other of the common fuels."

"I am not an inventor, I am a discoverer."

"If you want to find the secrets of the universe, think in terms of energy, frequency and vibration."

"I could not sleep for several nights for the sheer joy of it."