The simpler the insight, the more profound the conclusion.
What we see of the universe is vast. We know that the universe is something like 90 billion light-years across.
I think there's a certain lyricism in the telling of a scientific story.
It would be kind of magical if we were just happening to be able to see right to some boundary and then something crazy happened beyond that, like galaxies ceased to exist. I mean, that just seems nuts.
Topology and number theory are my faves.
Forever is a very long time, especially the bit towards the end.