She was an extraordinary person. And this is an extraordinary loss. She had so much to teach. And I still have so much to learn. I am grateful for every moment. Her power and grace will be with us forever. #cicelytyson https://t.co/RNYkGiooPD pic.twitter.com/b4wMKK1FVj

— shonda rhimes (@shondarhimes) January 29, 2021