The Difficulties of the Learned and the Etiquette of the Saints reveal an inner journey, the stages of reaching the truth, which is the most essential quest of mankind. The phases passed with patience and the stages reached open the doors to new worlds. From another perspective, it shows the ways of clarifying the heart and turning it into a mirror where everything becomes manifest. And the ancient principle of "knowing thyself." Purifying the heart from all excesses. Niyazi Mısrî and Eşrefoğlu Rumî accompany the lines. The author of the work, Selim Divâne, is a laborer of the soul, a purifier of perception, a "master of the time," the wisest of the mad. A truthful human who has dedicated his mind and heart to the service of truth. Making the truth the torch of his mind and heart, he lifts the veils that cloud human perception and breaks the shells. The thoughts he expresses in essence, by being purified from excesses, provide enlightenments. He makes the voice of the soul heard to the modern technology-and-science human whose relationship with truth has become problematic.