Because you have given your life to Krishna, you are already perfect. But it is just like the ocean, if you are swimming in it you may swim forever and not reach the shore. Similarly, there is no limit to the perfection of Krishna Consciousness. Letter to Abhirama, November 19, 1971.
The beauty of the outer skin can be destroyed in only a few hours ... merely by a dose of a strong purgative, but the beauty of truth is indestructible and always the same. Truth and Beauty,
November 20, 1958
There is only one guru—Krishna, the Supreme Personality of Godhead. So those who simply repeat His words, they also become guru. But of course a guru never thinks himself as being God. He only thinks of
himself as the servant of the servant of the servant.
Letter to Mr. & Mrs. Bhatia, November 23, 1975.
Please Chant, Hare Krishna, Hare Krishna, Krishna Krishna Hare Hare/Hare Rama, Hare Rama, Rama Rama Hare Hare