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4min chapter
Ask Me Anything | April 2023
Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas
The Importance of Causation in a Block Universe
The cosmological constant is absolutely part of the field equations I wrote down. It was already implicitly there as one of the allowed things you could put in the equation from the start. Causation is a way that we human beings have of conceptualizing what happens according to those equations. Even in Newton's laws, F equals ma, force equals mass time acceleration. You can remove force from the equation entirely.
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