The sweetest pleasures are those which are hardest to be won.

When a man is in love very little is enough to throw him into despair and as little to enhance his joy to the utmost.

The man who seeks to educate himself must first read and then travel in order to correct what he has learned.

Marriage is the tomb of love.

The philosopher is a person who refuses no pleasures which do not produce greater sorrows, and who knows how to create new ones.

I know that I have lived because I have felt, and, feeling giving me the knowledge of my existence.

My success and my misfortunes, the bright and the dark days I have gone through, everything has proved to me that in this world, either physical or moral, good comes out of evil just as well as evil comes out of good.