It is of interest to note that while some dolphins are reported to have learned English - up to fifty words used in correct context - no human being has been reported to have learned dolphinese.
Carl SaganIf we can't think for ourselves, if we're unwilling to question authority, then we're just putty in the hands of those in power.
Carl SaganOrganic as a dandelion seed, [the ship of our imagination] will carry us to worlds of dreams and worlds of facts
Carl SaganMaybe it's a little early. Maybe the time is not quite yet. But those other worlds - promising untold opportunities - beckon. Silently, they orbit the Sun, waiting.
Carl SaganThose afraid of the universe as it really is, those who pretend to nonexistent knowledge and envision a Cosmos centered on human beings will prefer the fleeting comforts of superstition. They avoid rather than confront the world. But those with the courage to explore the weave and structure of the Cosmos, even where it differs profoundly from their wishes and prejudices, will penetrate its deepest mysteries.
Carl Sagan