My predominant feeling is one of gratitude. I have loved and been loved. I have been given much and I have given something in return. Above all, I have been a sentient being, a thinking animal, on this beautiful planet, and that in itself has been an enormous privilege and adventure.' -Oliver SacksNo writer has succeeded in capturing the medical and human drama of illness as honestly and as eloquently as Oliver Sacks. During the last few months of his life, he wrote a set of essays in which he