Tesla was asked by the Red Cross to predict man’s greatest possible achievement over the next century. The letter below was his reply.
Here is the transcription
To the American Red Cross, New York City.
The retrospect is glorious, the prospect is inspiring: Much might be said of both. But one idea dominates my mind. This — my best, my dearest — is for your noble cause.
I have observed electrical actions, which have appeared inexplicable. Faint and uncertain though they were, they have given me a deep conviction and foreknowledge, that ere long all human beings on this globe, as one, will turn their eyes to the firmament above, with feelings of love and reverence, thrilled by the glad news:
“Brethren! We have a message from another world, unknown and remote. It reads: one… two… three…”