If perchance a friend should betray you; if he forms a subtle plot to get hold of what is yours; if people should try to spread evil reports about you, would you tamely submit to all this without flying into a rage?

I become quite melancholy and deeply grieved to see men behave to each other as they do. Everywhere I find nothing but base flattery, injustice , self-interest, deceit and roguery. I cannot bear it any longer; I'm furious; and my intention is to break with all mankind.

We ought to punish pitilessly that shameful pretence of friendly intercourse. I like a man to be a man, and to show on all occasions the bottom of his heart in his discourse. Let that be the thing to speak, and never let our feelings be beneath vain compliments

There is nothing I detest so much as the contortions of these great time-and-lip servers, these affable dispensers of meaningless embraces, these obliging utterers of empty words, who view every one in civilities

The ancients, sir, are the ancients, and we are the people of today.

There's nothing people can't contrive to praise or condemn and find justification for doing so, according to their age and their inclinations.

The most effective way of attacking vice is to expose it to public ridicule. People can put up with rebukes but they cannot bear being laughed at: they are prepared to be wicked but they dislike appearing ridiculous.

People are all alike in their promises. It is only in their deeds that they differ.