He (Brahma) has to offer his respectful obeisances unto the Lord. Therefore, it is incumbent upon all others, who are far, far below the standard of Brahma, to do as he did and offer respects as a matter of duty

Expressions researched:
"he has to offer his respectful obeisances unto the Lord. Therefore, it is incumbent upon all others, who are far, far below the standard of Brahmā, to do as he did and offer respects as a matter of duty"

Srimad-Bhagavatam

SB Canto 3

Brahmā is the greatest personality in the universe because he has the longest duration of life. He is the most respectable personality because of his penance, influence, prestige, etc., and still he has to offer his respectful obeisances unto the Lord. Therefore, it is incumbent upon all others, who are far, far below the standard of Brahmā, to do as he did and offer respects as a matter of duty.

SB 3.9.18, Translation and Purport

Your Lordship, I offer my respectful obeisances unto You who are indefatigable time and the enjoyer of all sacrifices. Although I am situated in an abode which will continue to exist for a time duration of two parārdhas, although I am the leader of all other planets in the universe, and although I have undergone many, many years of penance for self-realization, still I offer my respects unto You.

Brahmā is the greatest personality in the universe because he has the longest duration of life. He is the most respectable personality because of his penance, influence, prestige, etc., and still he has to offer his respectful obeisances unto the Lord. Therefore, it is incumbent upon all others, who are far, far below the standard of Brahmā, to do as he did and offer respects as a matter of duty.