Des Moines is like your typical American city; it's just these concentric circles of malls, built outward from the city.

As James Surowiecki noted in a New Yorker article, given a choice between developing antibiotics that people will take every day for two weeks and antidepressants that people will take every day for ever, drug companies not surprisingly opt for the latter. Although a few antibiotics have been toughened up a bit, the pharmaceutical industry hasn't given us an entirely new antibiotic since the 1970s.

In France, a chemist named Pilatre de Rozier tested the flammability of hydrogen by gulping a mouthful and blowing across an open flame, proving at a stroke that hydrogen is indeed explosively combustible and that eyebrows are not necessarily a permanent feature of one's face.

You may find that your parents are the most delightful people, but you don't want to live with them.

Think of a single problem confronting the world today. Disease, poverty, global warming... If the problem is going to be solved, it is science that is going to solve it. Scientists tend to be unappreciated in the world at large, but you can hardly overstate the importance of the work they do. If anyone ever cures cancer, it will be a guy with a science degree. Or a woman with a science degree.

In terms of adaptability, humans are pretty amazingly useless.

For most of us the rules of English grammar are at best a dimly remembered thing. But even for those who make the rules, grammatical correctitude sometimes proves easier to urge than to achieve. Among the errors cited in this book are a number committed by some of the leading authorities of this century. If men such as Fowler and Bernstein and Quirk and Howard cannot always get their English right, is it reasonable to expect the rest of us to?