Nikola Tesla — "Our virtues and our failings are inseparable, like force and matter. When they s…"

"Though free to think and act, we are held together, like the stars in the firmament, with ties inseparable. These ties cannot be seen, but we can feel them. I cut myself in the finger, and it pains me…"

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

"The desire that guides me in all I do is the desire to harness the forces of nature to the service of mankind."

"I have perfected a machine which will make it possible to transmit energy without wires to any point on the globe."

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