Despite the unrivaled empirical success of quantum theory, the very suggestion that it may be literally true as a description of nature is still greeted with cynicism, incomprehension, and even anger.

I myself believe that there will one day be time travel because when we find that something isn't forbidden by the over-arching laws of physics we usually eventually find a technological way of doing it.

It is possible to build a virtual-reality generator whose repertoire includes every possible environment.

If you reject the infinite, you are stuck with the finite, and the finite is parochial... the best explanation of anything eventually involves universality, and therefore infinity. The reach of explanations cannot be limited by fiat.

Feeling insignificant because the universe is large has exactly the same logic as feeling inadequate for not being a cow.

Every problem that is interesting is also soluble.

Is the human race a universal constructor?