SB 3.29.28

The..., in the previous verse, it has been explained that living entities should be honored by charitable gifts and friendly behavior; and in this verse and the following verses, the description of different grades of living entities are given so that one has to know where to behave friendly ways and where to behave simply by giving charities. For example, there is a tiger. That tiger is also a living entity and a part and parcel of the Supreme Personality of Godhead, and the Supreme Personality of Godhead is living in the heart of the tiger as Supersoul. So does it mean that we have to treat with the tiger in a friendly manner? No, certainly not. But we have to treat him in a different way by giving him charity of prasadam. We have got personal experience that there are many saintly persons in the jungles and they treat the tigers also, not in friendly way, but they supply foodstuff to the tiger, prasadam, and they come and take and go away. Just like to the dog. According to Vedic system, a dog is not allowed to enter into the house, within the house, because he is uncleanliness. Cats and dogs, being unclean, they are not allowed within the compartment of a gentleman, but they are so trained...

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...or assume that even if a person acquires some knowledge in the matter of advancement of spiritual upliftment, circumstantially he is prone to forget it. Not to speak of the child but those who are elderly persons, they should be very much careful to protect their sense of Krsna consciousness and avoid unfavorable circumstances so that they may not forget their business.