Classification and Gradation

Tabuľka tried a stupňov - prednáška od L. Ron Hubbarda.

"We have this simile of the bridge and the bridge goes from this state of existence to that state of existence. And the bridge is all complete now and it can be walked. But ther is one point: you have to walk on the bridge." - L. Ron Hubbard

DVD je dostupné zatiaľ len v anglickom jazyku.