Quatro Pilares
The four reliances (Skt. catu?pratisara?a; Tib. ???????????, tönpa shyi, Wyl. rton pa bzhi) —
https://www.lamayeshe.com/glossary/four-types-reliance
https://www.rigpawiki.org/index.php?title=Four_reliances
Rely on the...
Bem explicado em
https://siddharthasintent.org/publications/introduction-to-the-middle-way/
Pesquisando bem rapidamente me parece que talvez esteja explicado...