The level within אור אין סוף which relates somewhat to worlds is מלכות דאין סוף | This level is not a direct source for creation (מקור), rather it just 'relates' to creation (שייכות) | God's general desire for creation and potential estimation of what creation would be like | More specifically, only the most external level of מלכות דאין סוף relates to creation | explanation of אתה (חסר ה') עשית את השמים - only when the internal energy is concealed from malchus is creation possible | Deeper explanation of הבדילו לעצמו before the tzimtzum | Also within creation, only the most external part of the higher level can be the source for the existence of the lower level • Link to view this page of the maamar: www.hebrewbooks.org/pdfpager.aspx?req=31640&st=&pgnum=38 •