Moral thinking/Esoteric development

There is nothing more disturbing for the knowledge of the supersensible worlds than filling the human soul with immoral impulses. That is why it is deeply founded to demand a kind of moral thinking in the most eminent sense as a preparation of the esoteric development. 

Source: Rudolf Steiner – GA 159 – The Mystery of Death – Nuremberg, 14th March 1915

Previously posted on July 25, 2014