"Man had always assumed that he was more intelligent than dolphins because he had achieved so much--the wheel, New York, wars and so on--whilst all the dolphins had ever done was muck about in the water having a good time. "But conversely, the dolphins had always believed that they were far more intelligent than man--for precisely the same reasons." --Douglas Adams.
Meanwhile, the bowl of petunias thought, "Oh no, not again." Scientists believe that if we knew why the bowl of petunias thought that, then we would have a better understanding of the universe than we do now.