We are living through a remarkably privileged era when certain deep truths about the cosmos are still within reach of the human spirit of exploration.

The fact that I don't have any particular need for religion doesn't mean that I have a need to cast religion aside the way some of my colleagues do.

But, as Einstein once said, “For we convinced physicists, the distinction between past, present, and future is only an illusion, however persistent.”5

The pinpoints of starlight we see with the naked eye are photons that have been streaming toward us for a few years or a few thousand.

Black holes, we all know, are these regions where if an object falls in, it can't get out, but the puzzle that many struggled with over the decades is, what happens to the information that an object contains when it falls into a black hole. Is it simply lost?

When I give this talk to a physics audience, I remove the quotes from my 'Theorem'.

I've had various experiences where I've been called by Hollywood studios to look at a script or comment on various scientific ideas that they're trying to inject into a story.