From Bhagavat-Purana 1.1.1
“It is natural that a philosophical mind wants to know about the origin of the creation. At night he sees the stars in the sky, and he naturally speculates about their inhabitants. Such inquiries are natural for man because man has a developed consciousness which is higher than that of the animals.
(from Amnaya Sutra of Srila Bhaktivinode)
sarve nityāḥ śāśvatāś ca devād yasya parātmanaḥ heyopadeya-rahitāḥ naiva prakṛtijāḥ kvacit
“All the varied expansions of the Personality of Godhead are transcendental and eternal, and all of them repeatedly descend to all the different universes of the material creation. Their bodies, composed of eternity, bliss, and knowledge, are everlasting. [...]