"An inventor's endeavor is essentially lifesaving. Whether he harnesses forces, improves devices, or provides new comforts and conveniences, he is adding to the safety of our existence."

"The scientific man does not aim at an immediate result. He does not expect that his advanced ideas will be readily grasped. His duty is to lay the foundation for those who are to come, and point the w…"

"I have created a new form of energy, which I call the 'death ray.'"

"I do not care to be a millionaire. I only want to be great."

"The opinion of the world does not affect me. I have placed as the real values in my life what follows when I am dead."