1. Grab the nearest book.
2. Open the book to page 123.
3. Find the fifth sentence.
4. Post the text of the sentence in your own bulletin…along with these instructions.
5. Don’t search around and look for the “coolest” book you can find. Do what’s actually next to you.

(not next to me, but nearest book)
If each record includes a large amount of satellite data, we often permute an array of pointers to the records rather than the records themselves in order to minimize data movement.
(Introduction to Algorithms, 2nd Edition)