Jagya Daan Sanjam Niyam - Shri Nagridas Ji Ki Vani, Rasik Ratnavali (14)
A person may perform sacrifices, charity, self-discipline, religious observances, pilgrimages, and austerities, but if tears of selfless love for Śrī Rādhā-Kṛṣṇa do not flow, then all such practices are as worthless as dust.