Few scientists now dispute that today's soaring levels of carbon dioxide and other gases in the atmosphere will cause global temperature averages to rise by as much as nine degrees Fahrenheit sometime after the year 2000.
Carl SaganShe had studied the universe all her life, but had overlooked its clearest message: For small creatures such as we the vastness is bearable only through love.
Carl SaganThe fact that so little of the findings of modern science is prefigured in Scripture to my mind casts further doubt on it divine inspiration.
Carl SaganExcept for children (who don't know enough not to ask the important questions), few of us spendtime wondering why nature is the way it is . . .
Carl SaganNational boundaries are not evident when we view the Earth from space. Fanatical ethnic or religious or national chauvinisms are a little difficult to maintain when we see our planet as a fragile blue crescent fading to become an inconspicuous point of light against the bastion and citadel of the stars.
Carl Sagan