Dang, Sofie made a good point. The longer I think about it, the less justification I can find for Ed's actions beyond "I just feel like it." And if I have to think about it, so does Ed. I'll try to post soon. ^_^

EDIT: I think I figured out what his response should be.

[hider=Spoiler! Don't look if you want to keep it a surprise.]
"It's my life. I am free to live it however I want, and this is how I choose to use it."
[/hider]