Descartes Quotes (free)

René Descartes, (1596 to 1650) was a French philosopher, scientist, and mathematician, widely considered a seminal figure in the emergence of modern philosophy and science.

It is possible that I am dreaming right now and that all of my perceptions are false.

I am indeed amazed when I consider how weak my mind is and how prone to error.

At last I will devote myself sincerely and without reservation to the general demolition of my opinions.

It is not enough to have a good mind. The main thing is to use it well.

De omnibus dubitandum.
Doubt everything.

If you would be a real seeker after truth, it is necessary that at least once in your life you doubt, as far as possible, all things.

Nothing comes out of nothing.

The first precept was never to accept a thing as true until I knew it as such without a single doubt.

I can doubt everything, except one thing, and that is the very fact that I doubt. Simply put – I think, therefore I am.

Let whoever can do so deceive me, he will never bring it about that I am nothing, so long as I continue to think I am something.

I find not a single property which with certainty separates the waking state from the dream.

Everything is self-evident.

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