For I found myself embarrassed with so many doubts and errors that it seemed to me that the effort to instruct myself had no effect other than th eincreasing discovery of my own ignorance

When I consider this carefully, I find not a single property which with certainty separates the waking state from the dream. How can you be certain that your whole life is not a dream?

The only thing that I know, is that I know nothing

It's the familiar love-hate syndrome of seduction: "I don't really care what it is I say, I care only that you like it."

For I found myself embarrassed with so many doubts and errors that it seemed to me that the effort to instruct myself had no effect other than th eincreasing discovery of my own ignorance

The two operations of our understanding, intuition and deduction, on which alone we have said we must rely in the acquisition of knowledge.

Neither divine grace nor natural knowledge ever diminishes freedom.