I hope that posterity will judge me kindly, not only as to the things which I have explained, but also to those which I have intentionally omitted so as to leave to others the pleasure of discovery.
The greatest minds are capable of the greatest vices as well as of the greatest virtues.
Everything is self-evident.
When it is not in our power to follow what is true, we ought to follow what is most probable.
The first precept was never to accept a thing as true until I knew it as such without a single doubt.
There is nothing so strange and so unbelievable that it has not been said by one philosopher or another.