As I sit down to write this Thanksgiving column, my heart is about as full as my plate will be on Thursday—piled high with turkey, mashed potatoes, and a slice of pie (or three). Before we dive into the gravy boat of gratitude, let me just say: if you’re reading this, thank you. If you’re one of our advertisers, double thank you. And if you’re both, well, bless your soul, because you’re basically…