Famous First Words

(Edison's Last Breath, as bequeathed to Henry Ford)
There's ample consideration given to the meaningful last zingers of notables, and to the preservation of that final CO2...but here are suggestions from a few science heavyweights on what our first words on Mars should be, via NewMars:
Terry Pratchett
Award-winning science fiction and fantasy author of the bestselling Discworld series
"This time, let's do it right."
Dr. David Brin
Hugo and Nebula award-winning science fiction author and physicist
"That's one small step for a... what the hell? Who's THAT?"
(followed by static)"I claim this planet for Disneycorp."
"Oooooh.... diamonds!"
But really: why not do it right and sic Sergey Brin on this...He was way ahead, even before those pattern extraction papers.