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RomeoStevens comments on How to become a PC? - Less Wrong Discussion

15 Post author: DataPacRat 26 January 2014 06:49PM

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Comment author: RomeoStevens 26 January 2014 09:05:17PM 21 points [-]

Timeless decision theory: If you choose not to improve now, you'll choose not to improve in all similar circumstances. You certainly don't want to be trying to make dietary and exercise changes at the age of 65 trying to undo decades of a sedentary lifestyle. Future you will always wish that they had started earlier.

Comment author: fortyeridania 27 January 2014 04:20:53AM 6 points [-]

This is powerful, especially the final sentence. But what makes it powerful, it seems to me, is the vision of myself at age 65, woefully resigned to laziness and poor health. My being 65 in the picture makes a difference, because it makes it seem that much more pathetic, and that much more too late. Because of that, it seems that the situation at age 65 (given continued laziness from today until then) is not "similar" to the situation today.

Comment author: memoridem 27 January 2014 05:16:40AM 6 points [-]

To motivate yourself further, imagine yourself as the granpa of steel you're going to become if you do the right thing.

Comment author: DataPacRat 27 January 2014 05:13:56AM 2 points [-]

Future you will always wish that they had started earlier.

Present-me wishes that past-me had started earlier.

(But as the saying goes, the difference between 1 and 2 is much smaller than the difference between 0 and 1...)

Comment author: CellBioGuy 29 January 2014 03:24:41PM 1 point [-]

When something similar to this works for me its more that I am dragging my future preferences into the present rather than pushing my present actions into the future. Everyone wants to exercise more later and not now. When I do it now I remember that this makes me more likely to do it in the future.

Comment author: DefectiveAlgorithm 30 January 2014 04:26:44PM *  -1 points [-]

While this might be a good motivator, it's not quite true. Specifically, your future states (ie 'the future you') are not 'you' in the precise sense that they would need to be in order for TDT to be directly applicable (that is, applicable in the same sense in that it's applicable to Newcomb-like problems). You could make a case for TDT being at least as applicable as it is in the case of acausal cooperation with entities similar to yourself, but I for one have always been somewhat skeptical of that logic.