Carl Salonen:
"Geez, he's flying low."

I only had to hear the first plane fly in to know that something was amiss, but it didn't sound like a jetliner. When I went to look out the window at the Trade Center, and saw the gaping hole, even the sense of scale was off.

It’s never too early to safeguard your body against getting sick. A constant runny nose and a nagging cough are no fun. There are certain measures you can take to sharpen your immune system.