"I do not hesitate to state here for the world that there is no electrical principle or device which I have not conceived and substantially perfected in my own mind."

"Every effort under compulsion demands a sacrifice of life-energy. I never paid such a price. On the contrary, I have thrived on my thoughts."

"I am equally proud of my Serbian origin and my Croatian homeland."

"There is no conflict between the ideal of religion and the ideal of science, but science is opposed to theological dogmas because science is founded on fact. To me, the universe is simply a great mach…"

"Life is and will ever remain an equation incapable of solution, but it contains certain known factors."