[we see that] science is eminently perfectible, and that each theory has constantly to give way to a fresh one.

I am nothing to you but Captain Nemo; and you and your companions are nothing to me but the passengers of the Nautilus.

Until I discover the meaning of this sentence, I will neither eat nor sleep. "My dear uncle-" I began. "Nor you either," he added.

Liberty is worth paying for.

Better to put things at the worst at first and reserve the best for a surprise.

Nothing can astound an American. It has often been asserted that the word "impossible" is not a French one. People have evidently been deceived by the dictionary. In America, all is easy, all is simple; and as for mechanical difficulties, they are overcome before they arise.

It is a great misfortune to be alone, my friends; and it must be believed that solitude can quickly destroy reason.