I didn't know there was another antonym to kosher besides nonkosher. Interesting.
Anyway, I don't think Quirrel is Eliezer; if he is, then most of the usual reasons against self-quoting wouldn't apply anyway. (It's not like Eliezer needs more karma or higher profile here.)
Take off every 'quote'! You know what you doing. For great insight. Move 'quote'.
And if you don't: