This generation has altered the composition of the atmosphere on a global scale through … a steady increase in carbon dioxide from the burning of fossil fuels. 

— Lyndon Johnson, special message to Congress, 1965

Troposphere, whatever. I told you before I’m not a scientist. That’s why I don’t want to deal with global warming.

— Justice Antonin Scalia, U.S. Supreme Court hearing in the case of Massachusetts et al. v. the EPA

Reality is that which, when you stop believing in it, doesn’t go away.

— Philip K. Dick, science fiction author