The writing is always the easy part, provided I can get the good material. It's the getting of the good material that's a challenge.

You are a person and then you cease to be a person, and a cadaver takes your place.

I've read plenty of amazing science pieces where the writers don't hang out in labs. I just have fun doing it. And I get rewarded for it; I get gushy, especially when kids tell me they expected to be bored by my books, but weren't.

If you could really guarantee that the money would be spent on something more worthwhile, I'd say, absolutely, scrap the space program, but it never works that way.

I walk up and down the rows. The heads look like rubber halloween masks. They also look like human heads, but my brain has no precedent for human heads on tables or in roasting pans or anywhere other than on top of a human bodies, and so I think it has chosen to interpret the sight in a more comforting manner. - Here we are at the rubber mask factory. Look at the nice men and woman working on the masks.

The terms "idiot" and "lunatic" were acceptable diagnostic terms in England up until 1959. "Imbecile" and "feeble-minded person" were, likewise, listed as official categories in the 1913 Mental Deficiency Act. England has always lagged a bit behind in discarding outdated terms for the disadvantaged. When I was there in 1980, it was still possible to shop for used clothing at the local Spastic Shop. That is, compared to the United States, where it takes, oh, about twenty-five minutes for a diagnostic euphemism to become a conversational faux pas.

In 'Packing for Mars,' I tried to convey the importance of getting young people interested in science.