Teori relativitas umum Einstein menyiratkan bahwa alam semesta harus punya permulaan dan, mungkin akhir.

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I'm happy if I have added something to our understanding of the universe.

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You can’t get to a time before the Big Bang because there was no time before the Big Bang. We have finally found something that doesn’t have a cause, because there was no time for a cause to exist in.

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Whether you want to uncover the secrets of the universe, or you just want to pursue a career in the 21st century, basic computer programming is an essential skill to learn.

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Although I cannot move, and I have to speak through a computer, in my mind, I am free.

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

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I don't fear God- I fear His believers.

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Quiet people have the loudest minds.

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Aristarchus suspected that this was the case and believed that the stars we see in the night sky are actually nothing more than distant suns.

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The huge questions of existence still remain unanswered—how did life begin on Earth? What is consciousness? Is there anyone out there or are we alone in the universe? These are questions for the next generation to work on.

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