I never listen to calumnies, because if they are untrue I run the risk of being deceived, and if they be true, of hating persons not worth thinking about.

Virtue has needs of limits.

Lunch kills half of Paris, supper the other half.

An injustice committed against anyone is a threat to everyone.

Vanity is as advantageous to a government as pride is dangerous. To be convinced of this we need only represent, on the one hand,the numberless benefits which result from vanity, as industry, the arts, fashions, politeness, and taste; and on the other, the infinite evils which spring from the pride of certain nations, a laziness, poverty, a total neglect of everything.

We ought to be very cautious in the prosecution of magic and heresy. The attempt to put down these two crimes may be extremely perilous to liberty, and may be the origin of a number of petty acts of tyranny if the legislator be not on his guard; for as such an accusation does not bear directly on the overt acts of a citizen, but refers to the idea we entertain of his character.

Christians are beginning to lose the spirit of intolerance which animated them: experience has shown the error of the expulsion of the Jews from Spain, and of the persecution of those Christians in France whose belief differed a little from that of the king. They have realized that zeal for the advancement of religion is different from a due attachment to it; and that in order to love it and fulfil its behests, it is not necessary to hate and persecute those who are opposed to it.