One can appreciate both the beauty of the Mona Lisa’s smile and the masterful brushstrokes of the painting.
Or, to put it another way, the writer, director, and actor in a movie are all artists, and any of them can ruin the work of art or raise it to a higher level.
Are you truly trying to imply that Chihuly’s students add no creative value to the pieces that they work on whatsoever?
ETA: it’s also incredibly arrogant to tell other people that their way of appreciating art is wrong.