Every 10 years, I know less about love and relationships. The smarter I get, the less I know.
If you change the right mind, then that person can perhaps change the world.
You have to be careful of the advice you take.
Unless I'm really uneasy with what I'm writing, I lose interest very quickly.
I like taking genres and subverting them. I did that with In the Valley of Elah. I said, "Okay, this is just a murder mystery. Relax." And then, two thirds of the way through, I broke every convention of a murder mystery.
If you believe in someone enough, and you just don't stop believing in them, mo matter what, no matter how much they push you away, and no matter how often they prove they're only there to use you.