Perhaps, Mr. Buckley, he was referring to the fact the creator endowed every human being with a special purpose which is uniquely theirs, unlike any other, i.e "matchless".
Perhaps.
The only thing Bush said in his speech that was "over the top", as Noonan put it, was his reference to the Koran as valuing freedom. We all know that was PC bulls**t!
I believe your interpretation is correct, or close to what the president meant, but WFB is right - it was a poor choice of words to convey the thought.