There is little evidence that our individual intelligence has improved through recorded history.

You never know with politicians what they are really saying. And I don't say that in a negative way-they have an appalling job.

We'd never have got a chance to go outside and look at the earth if it hadn't been for space exploration and NASA.

Florida will be gone altogether, the whole damned place, in not too long.

Look, science is hard, it has a reputation of being hard, and the facts are, it is hard, and that's the result of 400 years of science, right? I mean, in the 18th century, in the 18th century you could become an expert on any field of science in an afternoon by going to a library, if you could find the library, right?

It is generally recognised that women are better than men at languages, personal relations and multi-tasking, but less good at map-reading and spatial awareness. It is therefore not unreasonable to suppose that women might be less good at mathematics and physics.

You can free yourself from aging by reinterpreting your body and by grasping the link between belief and biology.

Teaching physics at the University, and more general lecturing to wider audiences has been a major concern.