"How much--how much ?" "Ten million dollars," replied Gaydon.
"Ten millions! Ten millions! A fulgurator ten million times more powerful than anything hitherto invented! Ten millions for an autopropulsive projectile which, when it explodes, destroys everything in sight within a radius of over twelve thousand square yards! Ten millions for the only deflagrator that can provoke its explosion! Why, all the wealth of the world wouldn't suffice to purchase the secret of my engine, and rather than sell it at such a price I would cut my tongue in half with my teeth.

Ten millions, when it is worth a billion--a billion--a billion!" It was clear that Roch had lost all notion of things, and had Gaydon offered him ten billions the madman would have replied in exactly the same manner.
The Count d'Artigas and Captain Spade had not taken their eyes off him.

The Count was impassible as usual, though his brow had darkened, but the captain shook his head in a manner that implied plainly: "Decidedly there is nothing to hope from this poor devil!" After his outburst Roch fled across the garden crying hoarsely: "Billions! Billions!" Gaydon turned to the director and remarked: "I told you how it would be." Then he rushed after his patient, caught him by the arm, and led him, without any attempt at resistance, into the pavilion and closed the door.
The Count d'Artigas remained alone with the director, Captain Spade having strolled off again in the direction of the wall at the bottom of the park.
"You see I was not guilty of exaggeration, Count," said the director.
"It is obvious to every one that Thomas Roch is becoming daily worse.
In my opinion his case is a hopeless one.

If all the money he asks for were offered to him, nothing could be got from him." "Very likely," replied the Count, "still, if his pecuniary demands are supremely absurd, he has none the less invented an engine the power of which is infinite, one might say." "That is the opinion expressed by competent persons, Count.

But what he has discovered will ere long be lost with himself in one of these fits which are becoming more frequent and intense.