When one's tasted the higher taste in devotional service how is it possible that he can fall back again in material sense gratification?

Expressions researched:
"When one's tasted the higher taste in devotional service how is it possible that he can fall back again in material sense gratification"

Bhagavad-gita As It Is Lectures

There is, that possibility is always. Just like the fire spark. Because it is spark, some way or other, if he falls down from the fire it is extinguished.

Lecture on BG 15.15 -- August 5, 1976, New Mayapur (French farm):

Devotee: When one's tasted the higher taste, then how it is possible that he'll fall down in material sense gratification.

Prabhupāda: What is that?

Devotee: When one's tasted the higher taste in devotional service how is it possible that he can fall back again in material sense gratification.

Harikeśa: When one has tasted a higher taste, how is it that one can fall back down again into material sense gratification?

Prabhupāda: There is, that possibility is always. Just like the fire spark. Because it is spark, some way or other, if he falls down from the fire it is extinguished. That possibility is always there. Because it is small, there is possibility of being extinguished.