This past Tuesday, I ran my 100th run at the Four Green Fields Running Club . I joined this club as a newish runner some time back in 2011, in a effort to get to know other runners (which didn't really work out the way I expected it would, but actually led to greater experiences). At first I attended religiously but then petered out in the summer time, when 6:00 p.m. in Florida is just too hot to run. I'd come back when the weather cooled off, and then go away when I was injured. And so forth. So while 100 runs would normally be completed in under two years, with regular attendance, I've finally achieved this benchmark after close to three years. All of this said, earning 100 runs in this club is still not common. Many people come and go and never come back. So I was still greatly anticipating this evening, even though I wasn't sure I'd even be able to run, given my recent foot pain . But I was able to get my 5k run in without pain, and a couple of friends stuck a...