Author: David Grinspoon

Quotes

Radiation is one of the important factors in evolution. It causes mutation, and some level of mutation is actually good for evolution.

Radiation is one of the important factors in evolution. It causes mutation, and some level of mutation is actually good for evolution.

- David Grinspoon

Whenever I see a nighttime picture of Earth from space, with its glowing lights, I am stirred by its beauty.

Whenever I see a nighttime picture of Earth from space, with its glowing lights, I am stirred by its beauty.

- David Grinspoon

Our most valuable resources - creativity, communication, invention, and reinvention - are, in fact, unlimited.

Our most valuable resources - creativity, communication, invention, and reinvention - are, in fact, unlimited.

- David Grinspoon

We need to have a vision of the world we want to create so that we can see ourselves as collaborators with future generations in the project of shaping it.

We need to have a vision of the world we want to create so that we can see ourselves as collaborators with future generations in the project of shaping it.

- David Grinspoon

There are other planets besides the Earth and Mars. I'd like to remind you that studying Venus is vital to understanding life elsewhere.

There are other planets besides the Earth and Mars. I'd like to remind you that studying Venus is vital to understanding life elsewhere.

- David Grinspoon

A lot of the science fiction that I grew up reading was written when we still thought that Venus might be an oceanic planet.

A lot of the science fiction that I grew up reading was written when we still thought that Venus might be an oceanic planet.

- David Grinspoon

Among the plausible niches for extraterrestrial life in our solar system, the clouds of Venus are among the most accessible and the least well explained.

Among the plausible niches for extraterrestrial life in our solar system, the clouds of Venus are among the most accessible and the least well explained.

- David Grinspoon

Humans are possessed, to some degree, with the power of foresight. Yet we so often learn things the hard way, through disaster.

Humans are possessed, to some degree, with the power of foresight. Yet we so often learn things the hard way, through disaster.

- David Grinspoon

As a young planet, Venus was losing hydrogen rapidly to space. The oceans boiled off, and after some period of time, perhaps 600 million years, there was no surface water.

As a young planet, Venus was losing hydrogen rapidly to space. The oceans boiled off, and after some period of time, perhaps 600 million years, there was no surface water.

- David Grinspoon

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