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."

I was convinced that our beliefs are based much more on custom and example than on any certain knowledge.

I should consider that I know nothing about physics if I were able to explain only how things might be, and were unable to demonstrate that they could not be otherwise.

Reason is nothing without imagination.

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.

We do not describe the world we see, we see the world we can describe.

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