How to be a good friend (bring your calculator)

Remember word problems in school?  You know, ones like this: If person A drove 15 mph for 60 miles and person B drove 20 mph, who would get to mile marker 35 first … or something like that. Well I have a word problem for you. Here it goes: Suzie is friends with Mary. Mary…

How much will it cost you to write your book?

Pretend this is one of those middle school word problems … Ready? Good. Here we go … To write a book, you need only pen and paper — access to a word processor is nice, but it is not necessary. (Oh, snap. I forgot, momentarily, about The Diving Bell and the Butterfly — “written” not by…