Prabhupada Letters :: 1974.

"My books are the foundation stone of our movement. This should be our only motto. Whatever we are is resting on these books, so far reading them and distributing them."

Prabhupada Letters :: 1971.

"You can live strictly and make advancement in Krishna Consciousness by chanting and reading the books. There is no question of your fall down. Chant sixteen rounds regularly and no power in all three worlds will make you fall down."

Prabhupada Letters :: 1972.

"Make Krsna your husband, always think of Him, chant without fail sixteen rounds daily, read Srimad-Bhagavatam at least one hour daily, and in this way, without any doubt you will very soon become very happy."

Prabhupada Letters :: 1972.

"Preaching Krsna is the same as remembering Krsna. You do not have to minimize preaching in order to study. Preach as much as possible and whenever you have time, read and study. This will be the perfect program."