I stopped buying books after about the third time I moved, realizing they weigh a ton, but after checking Walkable City by Jeff Speck out from the library, I wished I had just purchased it. The number of sticky notes stuffed into the book from reading on the bus caused me twice as much work as I transferring them to my notes later. All the sticky notes reflect what a great source of knowledge and ideas this book is. I found many quotes, including this one from page 3: