As my presidency nears its conclusion, I often find myself reflecting on the past eight years. First and foremost, I am overtaken with such gratitude to the American people for allowing me to serve them and this wonderfully diverse country. It has been an honor unlike any I could have imagined, and I will carry it with me for the rest of my life. My thoughts also take me to everything we accomplished together during my time in office, from the passage of the Affordable Care Act, which insures millions of people who could not previously get health insurance, to…