Im not offended, you are entitled to your opinion as much as I am to mine.
You are contradicting yourself though,
"There is no such thing as a working dog that is too clever"
But...
"There is such a thing as a dog owner that does not have the ability to train a smart dog"
A clever/smart dog will think for himself, regardless of what you have trained him, he will adapt to situations that arise during the hunt. So although you have trained him to do 1 thing, his cleverness makes him adapt to do something that he thinks is better suited for that situation which might not be the thing that i