Martin Rees

Crucial to science education is hands-on involvement: showing, not just telling; real experiments and field trips and not just 'virtual reality.'

There is an ever-widening gap between what science allows and what we should actually do. There are many doors science can open that should be kept closed, on prudential or ethical grounds.

The 'clean energy' challenge deserves a commitment akin to the Manhattan project or the Apollo moon landing.

Although I write to entertain, and try to keep my work free of didacticism, I do have a rather passionate belief in our need to be connected to - and to learn from - history.

Doubt is part of all religion. All the religious thinkers were doubters.

I would've done anything to work with Satyajit Ray.