“We do not succeed in changing things according to our desire, but gradually our desire changes.”
“Great thoughts come from the heart.”
“Patience is the art of hoping.”
“With willpower, the word “impossible” soon loses its meaning.”
“I believe that good books are like good friends—rare and worth traveling far to meet.”
“From the Earth to the Moon—and beyond—the future belongs to the bold.”
“The Earth does not need new continents, but new men.”
“Reality provides us with facts so romantic that imagination itself could add nothing to them.”
“We may brave human laws, but we cannot resist natural ones.”
“Put two ships in the open sea, without wind or tide, and at last they will come together.”
“Anything one man can imagine, other men can make real.”
“The sea is everything. It covers seven tenths of the terrestrial globe.”
“Science, my lad, is made up of mistakes, but they are mistakes which it is useful to make, because they lead little by little to the truth.”
“The purpose of psychology is to give us a completely different idea of the things we know best.”
“Science means simply the aggregate of all the recipes that are always successful. All the rest is literature.”
“We civilizations now know ourselves mortal.”
“What is there more mysterious than clarity?”
“Man can act only because he can ignore.”
“Politics is the art of preventing people from taking part in affairs which properly concern them.”
“Politeness is organized indifference.”