The linga is elliptical and stands for the infinite like the energy spinning around the nucleus of an atom or the orbits of planets , the eternal energy which is responsible for life in us and all around us. Shiva and shakti are the same energies but of opposite polarities. Tantra is about energies and polarities ! At the moment ofbliss the two energies converge. you can feel it between your two eyes ! The ancients respected this great energy that created life and developeda whole science tying us
humans intricately to mother nature , adi shakti. Discover this science of tantra. It is not philosophy but experience.