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Single Idea 20470
[filed under theme 27. Natural Reality / D. Time / 2. Passage of Time / g. Time's arrow
]
Full Idea
It is always heat and only heat that distinguishes the past from the future.
Gist of Idea
Only heat distinguishes past from future
Source
Carlo Rovelli (Reality is Not What it Seems [2014], 12)
Book Ref
Rovelli,Carlo: 'Reality is Not What it Seems', ed/tr. Carnell/Segre [Penguin 2016], p.221
A Reaction
I can remember the past but not the future - so can that fact be reduced to facts about heat?
The
14 ideas
from 'Reality is Not What it Seems'
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20457
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Zeno assumes collecting an infinity of things makes an infinite thing
[Rovelli]
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20458
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The world is just particles plus fields; space is the gravitational field
[Rovelli]
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20466
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Quantum Theory describes events and possible interactions - not how things are
[Rovelli]
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20467
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Quantum mechanics describes the world entirely as events
[Rovelli]
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20468
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Quantum mechanics deals with processes, rather than with things
[Rovelli]
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20465
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Nature has three aspects: granularity, indeterminacy, and relations
[Rovelli]
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20461
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The basic ideas of fields and particles are merged in quantum mechanics
[Rovelli]
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20462
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Because it is quantised, a field behaves like a set of packets of energy
[Rovelli]
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20463
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There are about fifteen particles fields, plus a few force fields
[Rovelli]
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20464
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The world consists of quantum fields, with elementary events happening in spacetime
[Rovelli]
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20459
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Electrons only exist when they interact, and their being is their combination of quantum leaps
[Rovelli]
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20460
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Electrons are not waves, because their collisions are at a point, and not spread out
[Rovelli]
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20469
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There are probably no infinities, and 'infinite' names what we do not yet know
[Rovelli]
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20470
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Only heat distinguishes past from future
[Rovelli]
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