"Whether you can go back in time is held in the grip of the law of quantum gravity. We are several decades away from a definitive understanding, 20 or 30 years, but it could be sooner than that."

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Source : "Kip Thorne: physicist studying time travel tapped for Hollywood film". Interview with Rory Carroll, www.theguardian.com. June 21, 2013.

Kip Thorne

#Years Quotes #Law Quotes #Understanding Quotes

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