What is madness? To have erroneous perceptions and to reason correctly from them.
Being unable to make people more reasonable, I preferred to be happy away from them
Happiness is a good that nature sells us.
Let us leave every man at liberty to seek into him and to lose himself in his ideas.
Slavery is also as ancient as war, and war as human nature.
Doubt is not a very agreeable status, but certainty is a ridiculous one.