Carl Sagan

< Inspiring quotes


 * "Anything else you're interested in is not going to happen if you can't breathe the air and drink the water. Don't sit this one out. Do something. You are by accident of fate alive at an absolutely critical moment in the history of our planet."


 * "We are like butterflies who flutter for a day and think it's forever."


 * "The universe is not required to be in perfect harmony with human ambition."

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 * Carl Sagan