If you had the chance to erase one moment from your life, what would it be and why?

We all have moments in our lives that we regret or wish we could do over. If you had the power to erase one moment from your personal history, which one would it be and why? What do you think your life would be like if that moment had never happened?

1. The day I moved to NYC

2. June 23, 2005

3. When I broke up with my first girlfriend (I was 20)

4. The day I quit my job at HBO to start Sum Zero

5. September 11, 2001