It all started with a few text messages on a cold Tuesday evening in early January 2011:“So . . . I have an idea . . . ““What’s that?”“. . . and I think you just might be the person who is young enough, adventuresome enough, and crazy enough to do this with me!”“Ok. Now I REALLY want to know.”“I’ve always toyed with the idea of doing the three-Day walk, and I’d really like to do the one in Washington, D.C., on the weekend of Sept 23-25. But we could always do any of the ones over the summer.