Every abuse ought to be reformed, unless the reform is more dangerous than the abuse itself.
Cherish those who seek the truth but beware of those who find it.
There are no sects in geometry.
What can we say with certainty?
Opinion is called the queen of the world; it is so, for when reason opposes it, it is condemned to death. It must rise twenty times from its ashes to gradually drive away the usurper.
Of all religions, Christianity is without a doubt the one that should inspire tolerance most