Truth is so obscure in these times and falsehood so established that unless one loves the truth, he cannot know it.

If all men knew what each said of the other, there would not be four friends in the world.

When I consider the small span of my life absorbed in the eternity of all time, or the small part of space which I can touch or see engulfed by the infinite immensity of spaces that I know not and that know me not, I am frightened and astonished to

Let us weigh the gain and the loss, in wagering that God is. Consider these alternatives: if you win, you win all, if you lose you lose nothing. Do not hesitate, then, to wager that he is.

We know truth, not only by reason, but also by the heart.

The eternal silence of these infinite spaces fills me with dread.

Man is equally incapable of seeing the nothingness from which he emerges and the infinity in which he is engulfed.

Clarity of mind means clarity of passion, too; this is why a great and clear mind loves ardently and sees distinctly what it loves.