Mouni Sadhu was the pen name of Mieczyslaw Demetriusz Sudowski, a Polish-born author of spiritual, mystical, and esoteric subjects. He lived in Poland until World War II and eventually settled in Australia. He primarily wrote about Western and Eastern spirituality, as well as occultism, Hermeticism, and the Yoga traditions of India. His greatest personal influence was Ramana Maharshi. The name "Mouni Sadhu" means "silent monk" in Sanskrit.
His literary estate was left to the Australian Society of Authors, of which he was a member.
Não terminei de ler, pois não me propus a seguir os exercícios conforme orientado, no entanto, foi uma leitura que não me prendeu. Tenta passar um ar de autoridade e ainda que seus argumentos façam sentido, essa rigidez não me atraiu. Talvez volte a ler quando estiver determinado a realizar os exercícios conforme proposta.