A reader writes:
Your item about the Undark Night, Ctd. reminded me of this great quote from Ralph Waldo Emerson. I think of it almost every night when I enjoy the dark skies around my home in Vermont:
"If the stars should appear but one night every thousand years how man would marvel and stare.”
By the way, here's an astonishing video computer trip inside Van Gogh's masterpiece, if you missed it the first time.