This section of transcript is from court testimony given by Grant Suiter on p.503 of the Walsh Trial transcript. Grant Suitor became the Secretary-Treasurer of the Watchtower Bible and Tract Society in 1947, seven years before the Walsh Trial occurred. Although the snippet below is very brief, it is also very telling regarding the mindset of Jehovah's Witnesses:

Q. Indeed can any person...have an understanding of the Scriptures apart from the publications of Jehovah's Witnesses?
A. No.

Q. Only by the publications can he have a right understanding of the Scriptures?
A. That is right.

Q. Is that not arrogance?
A. No.