Duncan Jones, director of films such as Moon and the son of the late David Bowie, retweeted this letter from a palliative care doctor, Dr. Mark Taubert, which was posted by the Marie Curie cancer charity. The letter thanks Bowie for being an example for how to face the end. 

Although it took the public a few days to realize it, Bowie's final album, Blackstarwas his way of making peace with his cancer diagnosis. Dr. Taubert works in Cardiff in the UK helping terminal patients plan for the end of their lives, something that is not only difficult for patients, but for the doctors trying to talk to them. Here's what he wrote:

Sources: BMJ Blogs | Dr. Mark Taubert | h/t Us magazine