Celebrating Thanksgiving by entering someone’s home and spreading a lethal infectious disease is a little too darkly ironic anyway. Take the opportunity to think about what you love most about the day. Focus on how to re-create that, and even build on it. Maybe learn to cook one of the dishes that someone else usually brings to dinner. Think of the people you actually look forward to seeing, and call them. Think of the people you don’t look forward to seeing, and don’t call them. Appreciate that you can’t get cornered by some annoying second cousin; you save money on...