"I rise in opposition to a bill that repeals the scientific finding that pollution is harming our people and our planet. However, I won’t rise physically, because I’m worried that Republicans will overturn the law of gravity, sending us floating."

Representative Ed Markey (D-MA), in response to House Republicans voting down an amendment acknowledging that anthropogenic global warming is unequivocally occurring. Scientific American: House Repubs Vote That Earth Is Not Warming.