Those who pray always are necessary to those who never pray. In our view, the whole question is in the amount of thought that is mingled with prayer.

I advance in life, I grow more simple, and I become more and more patriotic for humanity.

Wonderful nature has a double meaning, which dazzles great minds and blinds uncultivated souls. When man is ignorant, when the desert is filled with visions, the darkness of solitude is added to the darkness of intelligence; hence, in man, the possibilities of perdition

I believe, sir, in all the progress. Air navigation is the result of the oceanic navigation: from water the human has to pass in the air. Everywhere where creation will be breathable to him, the human will penetrate into the creation. Our only limit is life.

Love resembles a tree: it bends under its own weight, deeply rooted in our being and sometimes turns green in the ruins of a heart.

There are no trifles in the human story, no trifling leaves on the tree.

Liberation is not deliverance.