mechanical and chemical laws, they differ from our own world and among themselves in extent and form, and that the substances burning in them are not distributed among all of them in the same proportions. These differences must produce an infinity of others which we do not suspect. A pebble is sufficient to change the fate of an Empire. Who knows? Perchance, Monsieur Goubin, many times multiplied and disseminated through myriads of worlds, has wiped, wipes, and shall eternally wipe clean his eye-glass."
Joséphin Leclerc did not suffer his friends to expatiate any further on astronomical dreams.
"I am," he said, "like Monsieur Goubin, of the opinion that all this would be heartrending were it not too far from us to affect us. What is of paramount interest for us, what we are curious to know is the fate of those who will come immediately after us in this world."
"There is no doubt," said Langelier, "that the succession of worlds only fills us with sad astonishment. We should welcome with a more fraternal and friendly eye the future of civilisation, and the immediate destiny of our fellow men. The closer at hand the future, the more we are concerned about it. Unfortunately, moral and political sciences are inaccurate, and full of uncertainty. They have but an imperfect knowledge of the so far accomplished
