I went to measure the kids over the weekend, which was long overdue. How overdue? I noticed that the last entry on each of their growth charts was Sunday, September 9, 2001. If things had worked out just a little differently - if I didn't vote, if I got in to work just a few minutes earlier and was in the lobby of the Trade Center with the fireballs instead of a few blocks away - that could have been the last thing I wrote down in our house. It makes you think . . .