[Kepler] preferred the hard truth to his dearest illusions, and that is the heart of science.
Carl SaganThe candle flame gutters. Its little pool of light trembles. Darkness gathers. The demons begin to stir.
Carl SaganWe live in a vast and awesome universe in which, daily, suns are made and worlds destroyed, where humanity clings to an obscure clod of rock.
Carl Sagan