Of all things, I liked books best.
The future will show whether my foresight is as accurate now as it has proved heretofore.
My brain is only a receiver, in the Universe there is a core from which we obtain knowledge, strength and inspiration.

The individual is ephemeral, races and nations come and pass away, but man remains.
The scientists of today think deeply instead of clearly. One must be sane to think clearly, but one can think deeply and be quite insane.

The day science begins to study non-physical phenomena, it will make more progress in one decade than in all the previous centuries of its existence.

The present is theirs; the future, for which I really worked, is mine.
One must be sane to think clearly, but one can think deeply and be quite insane.

Our virtues and our failings are inseparable, like force and matter. When they separate, man is no more.
To know each other we must reach beyond the sphere of our sense perceptions.
We crave for new sensations but soon become indifferent to them. The wonders of yesterday are today common occurrences.
If Tesla had not done it then, it would have to be done now. Because the time was ripe.

I don’t care that they stole my idea... I care that they don’t have any of their own.
The last 29 days of the month are the hardest.
The progressive development of man is vitally dependent on invention. It is the most important product of his creative brain.
I do not think you can name many great inventions that have been made by married men.
It’s not the love you make. It’s the love you give.
If your hate could be turned into electricity, it would light up the whole world.