Bhavāmbudhiḥ means this material nescience, ocean of nescience. It is a ocean of ignorance, nescience. This is called bhavāmbudhiḥ. But one has to cross over this nescience, ocean of nescience. And how to cross over? Now, samāśritaṁ pada-pallavam. One who has taken shelter of the lotus feet as the boat for crossing over this ocean of nescience, for him, bhavāmbudhiḥ, this great ocean, becomes vatsa-padam.
Vatsa-padam means a, just a... You have no such experience. In India, in village, during rainy season the cows and the calf pass on the roads, and there is impression, and there is some water. That is called vatsa-padam, water in the pot or in the hole impressed by the hoof of the cow and calves. That water, anyone, such hundreds of water spot one can cross very easily. Similarly, if anyone takes shelter of the boat, the lotus feet of Kṛṣṇa, for him this great ocean of nescience becomes just like vatsa-padam. That means very easily one can cross. And this place... Padaṁ padaṁ yad vipadām (SB 10.14.58). "This material world, where in every step there is danger, this place is not for them." For whom? "One who has taken shelter of the lotus feet of Kṛṣṇa."