A murderer is less loathsome to us than a spy. The murderer may have acted on a sudden mad impulse; he may be penitent and amend; but a spy is always a spy, night and day, in bed, at table, as he walks abroad; his vileness pervades every moment of his life

A lover always thinks of his mistress first and himself second; with a husband it runs the other way.

It is as absurd to say that a man can't love one woman all the time as it is to say that a violinist needs several violins to play the same piece of music.

The day will dawn when Europe will believe only in the man who tramples her underfoot.

By and large, women have a faith and a morality peculiar to themselves; they believe in the reality of everything that serves their interest and their passions.

Sects differ more in name than tenets.

What patient can trust the knowledge of a physician without reputation or furniture, in a period when publicity is all-powerful and when the government gilds the lamp posts on the Place de la Concorde in order to dazzle the poor?