Everyone tries to make lightning strike twice in the same place
garry.posterous.com
garry.posterous.com
(Not that my comment here has anything to do with what the author is trying to say, which is more like 'if people don't give your startup money then it might not be because your idea stinks - perhaps you just don't fit the expected pattern and you can change that pattern', with extra ... philosophy ... added for flavor.)
But really, I was only complaining about the general misunderstanding of what science means.