English Description: 

according to an explanation by Billy out of the spiritual teaching, teaching lesson 18 'The Ratio and its Function': The human being has something in his/her spiritual consciousness and in his/her material consciousness that fundamentally only makes him/her to a human being, so namely his/her rationality, his/her intellect, his/her true discernment and his/her moral. All these factors together are called RATIO. ... The main task of the ratio is to eliminate the detrimental ideas, so that they cannot get into the center of attention. ...

German Translation: