It is a great misfortune to be alone, my friends; and it must be believed that solitude can quickly destroy reason.
I repeat that 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.
Death, the beginning of eternal things, is only the end of earthly cares.
An energetic man will succeed where an indolent one would vegetate and inevitably perish.
You cannot oppose reasoning to pride, the principal of all the vices, since, by its very nature, the proud man refuses to listen to it.
While his heart still beats, while his flesh still moves, I cannot accept that a being endowed with will-power can give in to despair.
When you bring a man two millions of money, you need have but little fear that you will not be well received.
When the mind once allows a doubt to gain entrance, the value of deeds performed grow less, their character changes, we forget the past and dread the future.
Well, my friend, this earth will one day be that cold corpse; it will become uninhabitable and uninhabited like the moon, which has long since lost all its vital heat.
We are of opinion that instead of letting books grow moldy behind an iron grating, far from the vulgar gaze, it is better to let them wear out by being read.
Trains, like time and tide, stop for no one.
Though sleep is called our best friend, it is a friend who often keeps us waiting!