We should always remember that Krishna is always grateful to His devotees. If some ordinary man gives sufficient remuneration to a worker, why Krishna will not give sufficient remuneration to His servants? But we should always remember that whatever Krishna gives us, that never becomes ours. It is Krishna's. The more we receive from Krishna, the more we engage the remunerations in the service of Krishna. That is the duty of a bona fide brahmana. A Vaisnava is automatically a bona fide brahmana. There is a proverb that a brahmana remains a beggar even if he receives $100,000. That means that a brahmana is supposed to spend all of his money for Krishna as he receives it from Krishna.
Letter to Brahmananda, 24 July, 1969