Because (5)
Sudip Nair said; almost the entire population of young devotees get preached to remain humble, not criticize and not expose anything with the fear of committing Vaisnava Apradha. The poisoners use this tactic to keep them under their control so that no one sees through their deception. And even 99.99% of them ....., have no guts to openly expose the poisoners with the fear of getting...... blocked"

Joshua Davis “It is the duty of the disciples to take charge of the mission of the spiritual master and execute it properly. Otherwise the disciple should decide to die along with the spiritual master. In other words, to execute the will of the spiritual master, the disciple should be prepared to lay down his life and abandon all personal considerations.”
(Srimad-Bhagavatam, 4.28.50, purport)

Bhaktivinoda Thakura: Sri Krishna-samhita:
"The provisional character of scriptural texts is evident, but the authors of the scriptures do not explicitly indicate this because those qualified to discard the scriptural bindings naturally become independent of scripture with the help of the hidden indications of the scriptural authors and also by their own purified knowledge.
Such persons carry on sinless activities with the help of their own intellect as well as by the advice of the scriptures. In that stage the scriptures do not have any binding power over them, but only serve as their guides.
On the other hand, those who are unable to understand their own spiritual path for want of self-evident knowledge may not be able to ascertain their duties and so may fall into misery due to sensuality; for such people the scriptural rules are imperative.
Such persons should not know that there is any way for them apart from the bindings of the scriptures. When they become authorized due to their

"The vice-chancellor of the Benares Hindu University, a very famous man of his time, named Madan Mohan Malaviya came to the Gaudiya Math and had some intricate, philosophical questions to present to Sarasvati Thakura. Sarasvati Thakura said, "I won't answer you, but you should ask the devotees who are washing the arati paraphernalia." The scholar then said, "No. I am asking very difficult questions on Vedanta: They won't be able to answer!" However, Sarasvati Thakura insisted that he go and ask those pujaris, who were cleaning the Deity paraphernalia at that particular time. So, being submissive to the will of Sarasvati Thakura, he went to ask them. When he approached them, they said, "Well now we're busy washing these plates, but please help us, and when we've finished then your question will be solved." Even though he was such a famous, respectable man, he agreed to join in and help do this humble service. After all the brass was cleaned, he returned to Sarasvati Thakura without sayi