We are in danger of destroying ourselves by our greed and stupidity. We cannot remain looking inwards at ourselves on a small and increasingly polluted and overcrowded planet.

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associates and collaborators were Roger Penrose

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So remember to look up at the stars and not down at your feet. Try to make sense of what you see and hold on to that childlike wonder about what makes the universe exist.

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It is very important for young people keep their sense of wonder and keep asking why.

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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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Go the extra mile. It makes your boss look like an incompetent slacker.

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Nothing cannot exist forever.

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When something is made idiot proof, they will just make better idiots.

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contains on average some one hundred billion stars. If a star were a grain of salt, you could fit all the stars visible to the naked eye on a teaspoon, but all the stars in the universe would fill a ball more than eight miles wide.

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One of the basic rules of the universe is that nothing is perfect. Perfection simply doesn't exist.....Without imperfection, neither you nor I would exist

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