If Mr. Edison had thought smarter he wouldn't sweat as much.

When wireless is fully applied the earth will be converted into a huge brain, capable of response in every one of its parts.

Originality thrives in seclusion free of outside influences

Of all things I liked books best.

I could only achieve success in my life through self-discipline, and I applied it until my wish and my will became one.

The day when we shall know exactly what electricity is will chronicle an event probably greater, more important than any other recorded in the history of the human race. The time will come when the comfort, the very existence, perhaps, of man will depend upon that wonderful agent.

Most persons are so absorbed in the contemplation of the outside world that they are wholly oblivious to what is passing on within themselves. The premature death of millions is primarily traceable to this cause. Even among those who exercise care, it is a common mistake to avoid imaginary, and ignore the real dangers. And what is true of an individual also applies, more or less, to a people as a whole.