Newspapers are the second hand of history.

Empirical sciences prosecuted purely for their own sake, and without philosophic tendency are like a face without eyes.

Marrying means, to grasp blindfolded into a sack hoping to find out an eel out of an assembly of snakes.

The greatest of follies is to sacrifice health for any other kind of happiness.

The wise have always said the same things, and fools, who are the majority have always done just the opposite.

Every time a man is begotten and born, the clock of human life is wound up anew to repeat once more its same old tune that has already been played innumerable times, movement by movement and measure by measure, with insignificant variations.

Unrest is the mark of existence.