Dealings of Radha and Krishna are all pure, real, original and spiritual. As one hears from the right source, hears with right kind of doses, he will attain the topmost devotional attitude and gets rid from the contamination in the form of kama the lust, bonds and attachment.
This chanting is a universal thing and it is the japa yoga, linking with Sri Krishna which is non-different from Krishna; this is the perfect science and the one to know this fact is the perfect scientist. Madhavacharya, Ramanujacharya, Chaitanya Mahaprabhu are one of the perfect scientists.
‘I’, the conditioned soul cannot be satisfied until ‘I’, the real ‘I’ is satisfied within and this ’I’ is the soul within me, which can only be satisfied by chanting the holy name of Shri Krishna.
The personality of Godhead cannot be seen with material eyes but he can be seen from within; by the spiritual eyes opened by ointment of love of Godhead. As long as one’s spiritual eyes are closed due to dirty covering of matter, one cannot see the Lord.