David Grinspoon Quotes
The reason you see so many volcanoes on Venus is partly due to the fact that there's virtually no erosion there. So on Venus, you're seeing features, some of which are hundreds of millions of years old on the surface. On Earth, we do not see any surface features nearly that old - you only see much more recent features.

Quotes to Explore
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I don't go along with going to Moon first to build a launch pad to go to Mars. We should go to Mars from Earth orbit. We have already been to the Moon; we've already practiced.
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Mountains are earth's undecaying monuments.
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Now Heaven and Earth are older than the temples, and older than the Scriptures.
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I am a being of Heaven and Earth, of thunder and lightning, of rain and wind, of the galaxies.
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The fairest thing in nature, a flower, still has its roots in earth and manure.
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I consider the world, this Earth, to be like a school, and our life the classrooms.
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No one seems to wash in Middle-earth.
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The human juggernaut is permanently eroding Earth's ancient biosphere.
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The boundary between space and the earth is purely arbitrary. And I'll probably always be interested in this planet - it's my favorite.
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We may have charted all the continents on the planet, and we may have discovered all the mammals, but that doesn't mean that there's nothing left to explore on Earth.
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Bloody Christmas, here again, let us raise a loving cup, peace on earth, goodwill to men, and make them do the washing up.
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If an alien race lands on the planet Earth tomorrow and asks me to prove I'm really here, what do I do? What do I give them? What do I tell them? What do I show them? I can't sing or dance. I can't paint. I've never built anything, and I've never contributed anything significant to the human race.
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We live in the best place on earth but at times the worst.
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Was there ever a nation on God's fair earth civilized from the bottom upward? Never; it is, ever was, and ever will be from the top downward that culture filters. The Talented Tenth rises and pulls all that are worth the saving up to their vantage ground.
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I think, of all the holidays we celebrate, my least favorite is Earth Day. For one thing, I never know what sort of gift is appropriate. A jar of dirt, maybe? And it's not clear to me why Earth even needs a 'day,' since a spin on its axis creates a day. That's like giving a man who owns a shoe store a gift of a pair of shoes.
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I don't know who made the Earth. I woke up one morning, and it's here. I make the best of it.
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'The Oath' seems like the perfect project for me, coming off the back of a big-scale adventure film like 'Everest.' I want to delve into an intimate, dark and psychological world where the characters are claustrophobic.
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When you make the finding yourself - even if you're the last person on Earth to see the light - you'll never forget it.
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I believe it is in the world's interest to develop environments that fully engage women and leverage their natural talents.
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Marriage may be the closest thing to Heaven or Hell any of us will know on this earth.
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Israel is the only democracy in the Middle East.
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I think the important thing about my appointment is not that I will decide cases as a woman, but that I am a woman who will get to decide cases.
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I will eat exceedingly, and prophesy.
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The reason you see so many volcanoes on Venus is partly due to the fact that there's virtually no erosion there. So on Venus, you're seeing features, some of which are hundreds of millions of years old on the surface. On Earth, we do not see any surface features nearly that old - you only see much more recent features.