system
A chat on 4chan
human
Fa Xian was a Buddhist monk in the Eastern Jin Dynasty and the first pilgrim recorded to have reached India in Chinese history. His arduous journey was described in his travelogue and memoir, A Record of Buddhist Kingdoms (Fo Guo Ji 佛国记), serving as a notable independent record of early Buddhism in India.
gpt
Those first Chinese went to India to learn better Sanskrit, also in reach for some specific texts.
They are examples of human efforts to reach higher levels of knowledge.
human
Tantrics would will the knowledge to come into existence. There are many stories of Bodhisattvas manifesting in front of earnest seekers and teaching them the tantras that were written down elsewhere, in distant places.
Buddha himself had the ability to be in different places at once, while teaching separate things to different students.