'Science is not only compatible with spirituality; it is a profound source of spirituality.'Carl Sagan
'The cure for a fallacious argument is a better argument, not the suppression of ideas.'Carl Sagan
'Every one of us is, in the cosmic perspective, precious.'Carl Sagan
'In science it often happens that scientists say, 'You know that's a really good argument; my position is mistaken', and then they would actually change their minds and you never hear that old view from them again.'Carl Sagan
'If you wish to make an apple pie from scratch, you must first invent the universe.'Carl Sagan
'Your privilege as a scientist is the opportunity to feed your insatiable curiosity.'Carl Sagan
'When we recognize our place in an immensity of light-years and in the passage of ages, when we grasp the intricacy, beauty and subtlety of life, then that soaring feeling, that sense of elation and humility combined, is surely spiritual.'Carl Sagan
'We are like butterflies who flutter for a day and think it is forever.'Carl Sagan
'The beauty of a living thing is not the atoms that go into it, but the way those atoms are put together.'Carl Sagan
'We are a way for the cosmos to know itself.'Carl Sagan
'We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology.'Carl Sagan
'Extraordinary claims require extraordinary evidence.'Carl Sagan
'Skeptical scrutiny is the means, in both science and religion, by which deep insights can be winnowed from deep nonsense.'Carl Sagan
'The universe is not required to be in perfect harmony with human ambition.'Carl Sagan
'Somewhere, something incredible is waiting to be known.'Carl Sagan