http://www.reddit.com/user/Grego001
Grego0011 karma2017-06-28 20:14:38 UTC
How important is the 21 day rule? Does it significantly affect the learning process? Can you stop and then retake again after a while, or will the effectiveness be seriously reduce? Thank you for such a great work through the years.
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Grego0011 karma
How important is the 21 day rule? Does it significantly affect the learning process? Can you stop and then retake again after a while, or will the effectiveness be seriously reduce? Thank you for such a great work through the years.
View HistoryShare Link