A rather poor use of the Appeal to Authority fallacy.
You may call BS Repellant a fallacy if you like, but flat-footed, impotent stutterers are living proof of it's effectiveness.
Now, I'm tired of playing in this sandbox so I'm outta here and off to my dinner engagement. Ummmmm, ummmmm. :)
Didn't think she could explain what the Darwin quote meant. Her evasive retreat is noted. :)