Es gibt immer einen Punkt dabei, wo man nicht mehr weiß, ob man lügt oder ob das, was man erfunden hat, wahrer ist als man selber.

I am not only convinced that what I say is false, but also that what one might say against it is false. Despite this, one must begin to talk about it. In such a case the truth lies not in the middle, but rather all around, like a sack, which, with each new opinion one stuffs into it, changes its form, and becomes more and more firm.

In their field they [mathematicians] do what we ought to be doing in ours. Therein lies the significant lesson ... of their existence. They are an analogy for the intellectual of the future.

Every word wants to be taken literally, else it decays into a lie. But one mustn't take any word literally, else the world becomes a madhouse.