You can vary Newton's constant and the fine-structure constant, which …

You can vary Newton's constant and the fine-structure constant, which is responsible for the strength of electromagnetic interactions ... by six orders of magnitude, by thousands, and still get a universe that allows for life.

Laura Mersini-Houghton Connected to the Carolinas

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“You can vary Newton's constant and the fine-structure consta…” Laura Mersini-Houghton. Carolina Quotes, record CQ-67DC44E61F. https://carolinaquotes.com/quote/67dc44e61f

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If gravity is a fundamental force, then it has to be explained by an expanded version of general relativity, a more complete, a more fundamental theory. Whether that is quantum gravity of something more radical that requires a paradigm shift like, for instance, our research in multiverse theory, nobody knows at the moment.

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