I like it when he plays. I'm hopeful that he's got one more burst in him (ie, wins a major and challenges for another or two).
The reality, or course, is that our bodies break down as we get older. I'm nearing mid-40s and this has never been more clear than it is now, especially when sustaining small injuries from running around with my kids (tweaking my ankle here, strange pain in my foot there, shoulder pain, etc etc etc).