Spivak: I think now of the necessity of unlearning one's learning in a slightly different way from when I first said it. I understand all my work as being in a sort of stream of learning how to unlearn and what to unlearn, because my positions are growing and changing so much; since I don't really work from within an expertise, I have to really be on my feet learning new things all the time, and as I learn these new things, my positions change. It's a bit embarrassing, but they do. Initially, if I remember right, when I started talk-
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