When the sands are all dry, he is gay as a lark, And will talk in contemptuous tones of the Shark: But, when the tide rises and sharks are around, His voice has a timid and tremulous sound.
Lewis CarrollIf I was not assured by the best authority on earth that the world is to be destroyed by fire, I should conclude that the day of destruction is at hand, but brought on by means of an agent very opposite to that of heat.
Lewis Carroll