As the saying goes, it takes all kinds to make the world go around, though perhaps some shouldn't go quite so far around it as others.

If this book has a lesson, it is that we are awfully lucky to be here-and by 'we' I mean every living thing. To attain any kind of life in this universe of ours appears to be quite an achievement. As humans we are doubly lucky, of course: We enjoy not only the privilege of existence but also the singular ability to appreciate it and even, in a multitude of ways, to make it better. It is a talent we have only barely begun to grasp.

It is always quietly thrilling to find yourself looking at a world you know well but have never seen from such an angle before.

English is full of booby traps for the unwary foreigner. Any language where the unassuming word fly signifies an annoying insect, a means of travel, and a critical part of a gentleman's apparel is clearly asking to be mangled.

English grammar is so complex and confusing for the one very simple reason that its rules and terminology are based on Latin, a language with which it has precious little in common.

I really enjoy going to a library and spending the day doing research - to me that is the most pleasurable part of writing the science book.

When the Duke [W.J.C. Scott-Bentinck] died, his heirs found all of the aboveground rooms devoid of furnishings except for one chamber in the middle of which sat the Duke's commode. The main hall was mysteriously floor less. Most of the rooms were painted pink. The one upstairs room in which the Duke had resided was packed to the ceiling with hundreds of green boxes, each of which contained a single dark brown wig. This was, in short, a man worth getting to know.