Rose: But now you know there was a man named Jack Dawson and that he saved me... in every way that a person can be saved

The literature now is so opaque to the average person that you couldn't take a science-fiction short story that's published now and turn it into a movie. There'd be way too much ground work you'd have to lay. It's OK to have detail and density, but if you rely on being a lifelong science-fiction fan to understand what the story is about, then it's not going to translate to a broader audience.

There is a vast frontier that's going to take us a while to understand... it was very lunar, a very desolate place, isolated.

The quickest way to destroy ocean science is to take human explorers out of the water

Climate change is critical to me because I'm a parent; I feel a sense of responsibility to the future. I'm not going to be around to see its worst effects, which are going to be hitting in the 2030s, '40s, '50s, but my kids will.

We have nightmares because our brain is running simulations to put us in jeopardy to see what we'll do or to acclimatize us to that idea that something bad could happen. It's just how human beings are wired because the entire time we were evolving we had to jump quick or the leopard would get us or whatever it was. It's Darwinian.

It's about human imagination and curiosity. What's out there? What's in the great beyond? What exists at levels we can't see with our five senses?