Frustrated love is one of the greatest agonies. It has no bodily pain, but the heart has been hurt, this cause the greatest pain.
Raise your hands in Sankirtan Movement of Krishna Consciousness.
If one can chant and hear Hare Krishna and always remember Lord Krishna, then he is sure to become fearless of death, which may come at any moment.
Nectar of Devotion, Chapter 2,
Perfection of human life is attained when one can understand that he is not the product of matter but is in fact spirit.
Srimad Bhagavatam 1.2.20,
For anything offered to Krishna with love and affection, Krishna can reciprocate many millions of times over, both materially and spiritually.
Srimad Bhagavatam 10.11.11
A grateful heart is not the one that is very choosy about what to be grateful for.