Sure I can. The argument was challenging the merits of the statement based on some quality of the entity that made the statement, not based on the statement itself. It's the very definition of "ad hominem".
You can argue that the sentiment expressed by the fictional character is impractical, as you do in the last part of your comment. I disagree with you, but that's neither here nor there.
You can argue that the sentiment expressed by the fictional character is impractical, as you do in the last part of your comment. I disagree with you, but that's neither here nor there.