One who patiently follows the regulative principles of devotional service, the time will undoubtedly come when he will achieve the desired result, just as the females reap results by becoming pregnant

Expressions researched:
"one who patiently follows the regulative principles of devotional service, the time will undoubtedly come when he will achieve the desired result"

Krsna, The Supreme Personality of Godhead

One should execute devotional service with great enthusiasm, patience and conviction and should follow the rules and regulations, keep oneself clean from material contamination and stay in the association of devotees. By following these six principles, one is sure to achieve the desired result of devotional service. For one who patiently follows the regulative principles of devotional service, the time will undoubtedly come when he will achieve the desired result, just as the females reap results by becoming pregnant.

Krsna Book 20:

On the arrival of the autumn season, all the cows, deer, birds and females in general become pregnant, because in that season all the husbands generally become impelled by sex desire. Such pregnant females are exactly like the transcendentalists who, by the grace of the Supreme Lord, are bestowed with the benediction of their destinations in life. Śrīla Rūpa Gosvāmī has instructed in his Upadeśāmṛta that one should execute devotional service with great enthusiasm, patience and conviction and should follow the rules and regulations, keep oneself clean from material contamination and stay in the association of devotees. By following these six principles, one is sure to achieve the desired result of devotional service. For one who patiently follows the regulative principles of devotional service, the time will undoubtedly come when he will achieve the desired result, just as the females reap results by becoming pregnant.