When wireless is perfectly applied the whole earth will be converted into a huge brain, which in fact it is, all things being particles ofa real and rhythmic whole. We shall be able to communicate with one another instantly, irrespective of distance. Not only this, butthrough television and telephony we shall seeand hear one another as perfectly as though we were face to face, despite intervening distances of thousands of miles; and the instrumentsthrough which we shall be able to do thiswill be amazingly simple compared with ourpresent telephone. A man will be able to carryone in his vest pocket.

In the twenty-first century the robot will takethe place which slave labor occupied in ancientcivilization.

Ere many generations pass, our machinery willbe driven by a power obtainable at any point of the universe. . . . Throughout space there is energy . . . it is a mere question of time when men will succeed in attaching their machinery to the very wheelwork of nature.

If Edison had a needle to find in a haystack, he would proceed at once with the diligence of the bee to examine straw after straw until he found the object of his search... I was a sorry witness of such doings, knowing that a little theory and calculation would have saved him ninety per cent of his labor.

Our virtues and our failings are inseparable, like force and matter. When they separate, man is no more.