9/11

What did you do because of 9/11/01?

 Not "how did it affect your life?" or "what was its impact on your daily routine?"

What did you change - consciously or unconsciously - about yourself or your engagement with the world because of what you saw/thought/felt on 9/11?

What did you DO because of 9/11? What changes to your life did you make in response to that event?