What I'm thankful for, in no particular order:
Health, meine frau, Amazon, kosher birds, little girls (but not in a Hugh Hefner sort of way), Trader Joe's, SANS, friends & family, au pairs - past and present, white hats, black hats, shawarma, Google, Pi, Dunk's medium Iced coffee /w milk and sugar.
Jacques & Julia, Gravity, Moore's Law, xkcd, The First Law of Thermodynamics, Gatorade, tolerance, Burrito Bros Taco Company, patience, or rather, waiting for patience - oh the irony!)
Irony, serendipity, Onomatopoeia, Asimov's Third Law of Robotics, green m&ms, Pern - and the Dragonriders therein, Bob Lassiter (RIP), Gator Nation, the MD5 Algorithm, engaging students, newegg, PV=nRT, Imitrex, home - 127.0.0.1, and especially ::1, browser logs, the S-Box, many of my former coworkers at BBN/GTE/Genuity/Level 3, Golden Oreos.
The occasional McDonald's cheeseburger, tolerance, forgiveness, the ability to admit mistakes, Jimmy Buffett and the concept of Margaritaville, curiosity, Emma's Pizza, The First and Second Laws of Village Idiocy, being well-traveled, Penn & especially Teller, TiVo, the @ sign, the Octothorpe, Python, perl, regular expressions.
Reliable electrical service, people who do the right thing, my citizenship, the idea that "Daddy!" is a complete sentence, Weißbier, Password Safe, The Red Line, Jet Blue, The Beale Treasure - wherever it is, Douglas Adams, Feynman, Einstein & Galileo.