Having animals in the city is entirely different from having animals out in the country. For one thing, it's more social. When you live on lots of acres without neighbors within a stone's throw, your dog-walks are usually solitary rambles over hill and dale.

In my perfect world, we would establish perhaps four national zoos of unimpeachable quality and close the rest of them.

The world is so huge that people are always getting lost in it. There are too many ideas and things and people too many directions to go. I was starting to believe that the reason it matters to care passionately about something is that it whittles the world down to a more manageable size. It makes the world seem not huge and empty but full of possibility.

Borders had lousy management and made bad corporate decisions, so its fate is less like a terrible accident than a slow-motion slide into a ditch, but it's hard to be happy about a bookseller's demise.

I have no idea how to get in touch with anyone anymore. Everyone, it seems, has a home phone, a cell phone, a regular e-mail account, a Facebook account, a Twitter account, and a Web site. Some of them also have a Google Voice number. There are the sentimental few who still have fax machines.

Writing about unknown people means I spend a lot of time arguing to the reader about why it's worth knowing about them. That's challenging, but then the piece is pure discovery.

Most fourth graders can't say why Abraham Lincoln is an important historical figure? Wow. This is far more distressing than if the news had been that fourth graders were bad at reciting multiplication tables, because you can, in fact, Google that.