▁of ▁these ▁rules ▁of ▁hunting ▁are ▁cod ified ▁in ▁ca ution ary ▁myth s . ▁ ▁The ▁Ach u ar ▁believe ▁that ▁entities ▁possess ing ▁human ▁sou ls ▁have ▁the ▁ability ▁to ▁communicate ▁through ▁language ▁and ▁signs . ▁This ▁is ▁sometimes ▁experienced ▁during ▁soul ▁jour ne ys , ▁known ▁as ▁ar ut am ▁enc oun ters , ▁which ▁represent ▁an ▁extreme ▁state ▁of ▁self - aw aren ess ▁and ▁are ▁induced ▁by ▁the ▁consumption ▁of ▁hall uc in ogen ic ▁drink . ▁Ay ahu as ca ▁is ▁a ▁rit ual ▁sacr ament ▁in ▁Ach u ar ▁religion . ▁Dream s ▁are ▁essential ▁for ▁the ▁Ach u ar ▁as ▁they ▁are ▁not ▁only ▁reve aling , ▁but ▁also ▁can ▁be ▁for et elling . ▁Prior ▁to ▁eng aging ▁in ▁any ▁form ▁of ▁pre dat ory ▁behavior , ▁whether ▁war fare , ▁hunting , ▁or ▁some ▁forms ▁of ▁fish ing , ▁men ▁often ▁ins ist ▁upon ▁having ▁a ▁dream . ▁ ▁Self - control ▁is ▁a ▁fundamental ▁aspect ▁of ▁Ach u ar ▁belief s , ▁which ▁is ▁taught ▁at ▁a ▁young ▁age . ▁Men ▁exercise ▁discipline ▁to ▁show ▁will ▁power ▁and ▁strength ▁and ▁the ▁best ▁place ▁to ▁display ▁this ▁is ▁in ▁their ▁own ▁home . ▁Ex amples ▁of ▁self - control ▁would ▁be ▁avoid ing ▁gl utton y , ▁being ▁able ▁to ▁go ▁without ▁sleep , ▁and ▁not ▁was ting ▁anything . ▁As ▁well , ▁another ▁form ▁of ▁control ▁would ▁be ▁over ▁their ▁expressions ▁and ▁att itudes , ▁especially ▁in ▁front ▁of ▁visitors . ▁Ev