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gjm comments on Open thread, August 4 - 10, 2014 - Less Wrong Discussion

5 Post author: polymathwannabe 04 August 2014 12:20PM

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Comment author: gjm 05 August 2014 10:02:54AM 1 point [-]

To be more explicit: What is needed to make the statement interestingly wrong is for the two 20-year figures to be in different reference frames. If your twin does something for 20 years, then they will be 20 years older; but if they do something for what you experience as 20 years they may not be.