The real problem of life in the material world is to solve the question of birth, death, old age and disease.
Srimad Bhagavatam 2.3.2-7,
That is my ideal of life, to form a nice group of devotees to perform Sankirtana and to distribute our books in wider circles.
Letter to Gurudasa – Los Angeles 5 February, 1969.
One has to continue chanting the Hare Krishna mantra and preaching the chanting of this mantra because such preaching and chanting constitute the perfection of life.
Purport on Srimad Bhagavatam 4.24.67
Once I was giving a lecture and saying, “Life is uncertain”. Just then a bird came, touched the fan and fell down on the groud. Then I said, “This bird has sacrificed his life to prove my words”.
Natural life is when the power of love forces you to always do the right thing.