Prabhupada Letters :: 1967.

"Whenever there is new branch of our society for Krishna Consciousness I become very very happy and my blessings in heart and soul are with you. Although I am not physically present there, spiritually I am always with you."

Prabhupada Letters :: 1972.

"Preach, sell books, you will feel yourself becoming perfectly happy. There is immense field for preaching. Do not hesitate to take the bold step forward and invite everyone to become a devotee of Krsna."

Prabhupada Letters :: 1975.

"Krishna appears for this purpose. He leaves behind His instructions so that in the future people could take His help and guidance. But, if you do not accept His instructions, then how can you be happy?"

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."