I guess my tendency is to think essentially that the new wrinkles won't do the job if the old major idea didn't, and so you have to try something different. Then maybe they can all be combined in some coherent piece.

It is, from another angle, an attack on requiring proof in philosophy. And it's also the case, I guess, that my temperament is to like interesting, new, bold ideas, and to try and generate them.

I think philosophers can do things akin to theoretical scientists, in that, having read about empirical data, they too can think of what hypotheses and theories might account for that data. So there's a continuity between philosophy and science in that way.

Robert Nozick Quotes