Anything a man can imagine, another can create

The distance between the earth and her satellite is a mere trifle, and undeserving of serious consideration. I am convinced that before twenty years are over one-half of our earth will have paid a visit to the moon.

The Nautilus was piercing the water with its sharp spur, after having accomplished nearly ten thousand leagues in three months and a half, a distance greater than the great circle of the earth. Where were we going now, and what was reserved for the future?

An energetic man will succeed where an indolent one would vegetate and inevitably perish.

Science, my boy, is composed of errors, but errors that it is right to make, for they lead step by step to the truth.

It was obvious that the matter had to be settled, and evasions were distasteful to me.

I believe cats to be spirits come to earth. A cat, I am sure, could walk on a cloud without coming through.