Nikola Tesla

A telephone subscriber here may call up and talk to any other subscriber on the Globe. An inexpensive receiver, not bigger than a watch, will enable him to listen anywhere, on land or sea, to a speech delivered or music played in some other place, however distant.

Nikola Tesla

All knowledge or form conception is evoked through the medium of the eye, either in response to disturbances directly received on the retina or to their fainter secondary effects and reverberations. Other sense organs can only call forth feelings which have no reality of existence and of which no conception can be formed.

Nikola Tesla

All perceptible matter comes from a primary substance, or tenuity beyond conception, filling all space, the akasha or luminiferous ether, which is acted upon by the life giving Prana or creative force, calling into existence, in never-ending cycles all things and phenomena.

Nikola Tesla

All right. Spit on your hands. Get in the ditch. And I worked harder than anybody. At the end of the day I had $2.

Nikola Tesla

All the great religions contain wise prescriptions relating to the conduct of life, which hold good now as they did when they were promulgated.

Nikola Tesla

Alternate currents, especially of high frequencies, pass with astonishing freedom through even slightly rarefied gases. The upper strata of the air are rarefied. To reach a number of miles out into space requires the overcoming of difficulties of a merely mechanical nature.

Nikola Tesla

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. He is also better qualified than the average individual to protect himself in peril, for he is observant and resourceful.

Nikola Tesla

Archimedes was my ideal. I admired the works of artists, but to my mind, they were only shadows and semblances. The inventor, I thought, gives to the world creations which are palpable, which live and work.

Nikola Tesla

As in nature, all is ebb and tide, all is wave motion, so it seems that in all branches of industry, alternating currents – electric wave motion – will have the sway.

Nikola Tesla

But I hope that it will also be demonstrated soon that in my experiments in the west I was not merely beholding a vision, but had caught sight of a great and profound truth.

Nikola Tesla