It is exciting to discover electrons and figure out the equations that govern their movement; it is boring to use those principles to design electric can openers. From here on out, it's all can openers.

But I'm not a small-literary-novel kind of guy, and once I'd developed the world in the first couple of hundred pages, I felt that there was potential here to go on and write an engaging story set in that world. So that's what I did. This probably ruins things both for the people who want small literary novels and for those who want action-packed epics, but anyway, it's what I wrote.

I try to find a style that matches the book. In the Baroque Cycle, I got infected with the prose style of the late 17th and early 18th centuries, which is my favorite era. It's recent enough that it is easy to read - easier than Elizabethan English - but it's pre-Victorian and so doesn't have the pomposity that is often a problem with 19th-century English prose. It is earthy and direct and frequently hilarious.

Supposing that originally there was nothing but one creator, how could ordinary binary sexual relations come into being?

Middle class prosperity is lapidary; the flow of cash rounds and smooths a person like water does riverbed stones.

What's hard, in hacking as in fiction, is not writing, it's deciding what to write.

In the room where I work, I have a chalkboard, and as I'm going along, I write the made-up words on it. A few feet from that chalkboard is a copy of the full 20-volume Oxford English Dictionary, to which I refer frequently as a source of ideas and word roots.