krtva tavantam atmanam
reme sa bhagavams tabhir
atmaramo ’pi lilaya
Expanding Himself as many times as there were cowherd women to associate with, the Supreme Lord, though self-satisfied, playfully enjoyed their company.
As Srila Visvanatha Cakravarti points out, it has already been explained that Lord Krsna is eternally free from all material desire, perfect on the platform of spiritual self-satisfaction.