Thanksgiving comes to us out of all the prehistoric dimness, universal to all ages and all faiths. At whatever straw we must grasp, there is always a time for gratitude and new beginnings.
We don't talk much about humility in AA, almost never use the word. Maybe that is because, as the spiritual adage has it, if you think you are humble, you are not. But I see enough of freedom, serenity, healing, and unselfishness around me to think it must be hiding there somewhere.