What does it mean to “Be Thankful”

It is that time of year again; time for family, food, football, and fun. Though I haven’t seen as many this year, Facebook is usually inundated each November with the “Thankfulness posts” where everyone seems to think that posting each day for a single month what they are thankful for will make up for their (sometimes) ungrateful attitudes the rest of the year. Now, before my fr...