Voltaire (1694 – 1778) was a key French philosopher and critic. Best known for his work Candide (1762) which epitomises his satire and criticisms of social convention (see: la-ville-lumiere).

Those who can make you believe absurdities can make you commit atrocities.
I disapprove of what you say, but will defend to the death your right to say it.
If there were no God, it would be necessary to invent him.
Judge of a man by his questions rather than by his answers.
It is difficult to free fools from the chains they revere.
God is a comedian playing to an audience too afraid to laugh.