Hertz van Rental
We're supposed to post photos?
on a side note: could you elaborate on this, because IMHO it's exactly the other way around.
"In the beginning was the Word and the Word was God."
Sound familiar?

Read Barthes or John Berger or any of the Structuralists for full details.
Or read Derrida for an analysis of the whole Western myth of language and the privileging of the 'word' over the 'voice'.
To put it simply, you can change someone's entire perception of an image by changing the caption, even different captions for the same image.
No-one questions the authority of the word - they prefer to accept that they have misinterpreted the image. That quite clearly demonstrates that the Word is more powerful than the Image in our minds.
Many studies have been done - if you hunt you will find them.