"We stand today poised on a pinnacle of wealth and power, yet we live in a land of vanishing beauty, of increasing ugliness, of shrinking open space and of an overall environment that is diminished daily by pollution and noise and blight. This, in brief, is the quiet conservation crisis."

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Come now, if you're the one that pointed the things out (I'm assuming, maybe wrongly), and the chap values them enough to want them permanently in the wall near his house - isn't that a good thing? If he hears from you that other people consider them Important he might consider them more important too. I didn't suppose you were so backward in coming forward :) stand up for them little cupmarks