How do you define duration? What does it mean to say that a… - Julian Barbour

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How do you define duration? What does it mean to say that a second today is the same as a second tomorrow? Newton in his... Principia... 1687, gave a... definition of absolute time, which he says flows uniformly without relation to anything external... [H]e says... if nothing... were to happen in the universe... if everything froze... time would still pass uniformly. ...[S]o ...time exists before anything else...

Julian Barbour

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About Julian Barbour

Julian Barbour (born in 1937) is a British physicist with research interests in quantum gravity and the history of science.

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Originators like Julian Barbour:

Carlo Rovelli Arthur Eddington Hans Christian von Baeyer Erwin Schrödinger Max Tegmark

Additional quotes by Julian Barbour

Greek astronomers observed intricate motions of the sun, moon, and planets on the two-dimensional sky. They explained them—saved the appearances—by positing simple regular motions... in three dimensions. The success... [was] brought to a triumphant conclusion by Kepler...

If you could freeze the camera now and... show me as I am, and all the atoms... and... the whole universe... like a snapshot, the would be... a NOW.

There is one metalaw of science: it cannot exist without structured things. d variety is the ground of being. That is what gives content to both science and life.

How do you define duration? What does it mean to say that a second today is the same as a second tomorrow? Newton in his... Principia... 1687, gave a… - Julian Barbour

About Julian Barbour

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