In 2015, two weeks before his death, the New York Times published an essay by Oliver Sacks titled “Sabbath.” In the essay, he writes about “what is meant by living a good and worthwhile life – achieving a sense of peace within oneself.” Instantly, it shot to the top of the most read list on the Times and was emailed around the world. And for good reason: it’s an incredible piece of writing by a man about...