From 2:44 into Introduction: Jared Loughner:
If I define terrorist then a terrorist is a person who employs terror or terrorism, especially as a political weapon.

I define terrorist.

Thus, a terrorist is a person who employs terror or terrorism, especially as a political weapon.

If you call me a terrorist then the argument to call me a terrorist is Ad hominem.
You call me a terrorist.
Thus, the argument to call me a terrorist is Ad hominem.
That's just creepy.