ChapterXVII。
TheVril—ya，beingexcludedfromallsightoftheheavenlybodies，andhavingnootherdifferencebetweennightanddaythanthatwhichtheydeemitconvenienttomakeforthemselves，—donot，ofcourse，arriveattheirdivisionsoftimebythesameprocessthatwedo;butIfounditeasybytheaidofmywatch，whichIluckilyhadaboutme，tocomputetheirtimewithgreatnicety。IreserveforafutureworkonthescienceandliteratureoftheVril—ya，shouldIlivetocompleteit，alldetailsastothemannerinwhichtheyarriveattheirrotationoftime;andcontentmyselfherewithsaying，thatinpointofduration，theiryeardiffersveryslightlyfromours，butthatthedivisionsoftheiryeararebynomeansthesame。Theirday，（includingwhatwecallnight）consistsoftwentyhoursofourtime，insteadoftwenty—four，andofcoursetheiryearcomprisesthecorrespondentincreaseinthenumberofdaysbywhichitissummedup。Theysubdividethetwentyhoursoftheirdaythus—eighthours，*calledthe\"SilentHours，\"forrepose;
eighthours，calledthe\"EarnestTime，\"forthepursuitsandoccupationsoflife;andfourhourscalledthe\"EasyTime\"
（withwhichwhatImaytermtheirdaycloses），allottedtofestivities，sport，recreation，orfamilyconverse，accordingtotheirseveraltastesandinclinations。
*Forthesakeofconvenience，Iadoptthewordhours，days，years，&c。，inanygeneralreferencetosubdivisionsoftimeamongtheVril—ya;thosetermsbutlooselycorresponding，however，withsuchsubdivisions。