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.
Association of the devotees gives us intelligence to tame our mind while chanting as it is not an easy task; it is a time to fight.
To control the senses means not to stop them working instead taking a positive approach by trying to see or remember Krishna’s form.
Vrindavan is non-different from Krishna. So staying here is tapasya, which is purifying and the result is anant.
If we change our consciousness through our chanting, eventually we can change the world.