It is my view that the simplest explanation is there is no God. No one created the universe and no one directs our fate. This leads me to a profound realization. There is probably no heaven, and no afterlife either. We have this one life to appreciate the grand design of the universe, and for that, I am extremely grateful.

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I think the human race has no future if it doesn't go into space.

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It is like a drinking straw. The surface of a straw is two-dimensional. However, one direction is curled up into a small circle, so that from a distance the straw looks like a one-dimensional line.

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We are all now connected by the Internet, like neurons in a giant brain.

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Do you ever wonder how much deeper the ocean would be without sponges?

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Galileo, perhaps more than any other single person, was responsible for the birth of modern science.

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Half the battle is just showing up.

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The thing about smart people is that they seem like crazy people to dumb people.

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Keeping an active mind has been vital to my survival, as has been maintaining a sense of humor.

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What is important is that we have the ability to create.

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