The Earth is the only world known so far to harbor life.
CARL SAGANEvery star may be a sun to someone.
More Carl Sagan Quotes
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Across the sea of space, the stars are other suns.
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Be grateful everyday for the brief but magnificent opportunity that life provides.
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The very act of understanding is a celebration of joining, merging, even if on a very modest scale, with the magnificence of the Cosmos.
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Exploration is in our nature. We began as wanderers, and we are wanderers still. We have lingered long enough on the shores of the cosmic ocean. We are ready at last to set sail for the stars.
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There are as many atoms in one molecule of DNA as there are stars in a typical galaxy.
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Not explaining science seems to me perverse. When you’re in love, you want to tell the world.
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Science is not only compatible with spirituality; it is a profound source of spirituality.
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The Earth is a very small stage in a vast cosmic arena.
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Stars are phoenixes, rising from their own ashes.
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The brain is like a muscle. When it is in use we feel very good. Understanding is joyous.
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We live on a mote of dust suspended in a sunbeam.
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There are no forbidden questions in science, no matters too sensitive or delicate to be probed, no sacred truths.
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An atheist is someone who is certain that God does not exist, someone who has compelling evidence against the existence of God.
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Science is a way of thinking much more than it is a body of knowledge.
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The total number of stars in the Universe is larger than all the grains of sand on all the beaches of the planet Earth.
CARL SAGAN







