Elton John is staying optimistic about regaining his sight after losing vision in his right eye last year. "I've had the most incredible life, and there is hope," the Grammy winner, 78, told Variety in a cover story published Tuesday, November 25. "I've just gotta be patient that someday science will help me with this one. Once they help me with this one, I'll be fine. It's exactly like the AIDS situation. You mustn't give up hope, you must be stoic, you must be strong and you must always try and batter the door down to try and improve things.