The whole world is cause and effect; excluding this, there is no sentient being. from factors which are empty, empty factors originate. those who impute origination to even very subtle entities are unwise and have not seen the meaning of conditioned origination. there is nothing to be denied and nothing to be affirmed. see the real correctly, for he who sees the real correctly is released Nāgārjuna https://www.goodreads.com/author/quotes/259366.N_g_rjuna