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

"Our senses enable us to perceive only a minute portion of the outside world."

"From childhood I was compelled to concentrate attention on myself. This caused me much suffering, but, on the other hand, it developed in me powers of introspection and observation."

"I could only with difficulty understand the enthusiasm of others for any but engineering achievements."

"The time will come when the forces of the universe will be brought under the control of man."