Note, however, that this is modern Mandarin. Pronunciation changed a lot and there are several dialects in China. Using Japanese (Hai-kyuu) or Korean (Pay-hyu) can be actually closer to the original.
"To know by thinking falls into the secondary. To know without thinking falls into the tertiary." (Yangshan Huiji, X1405p58b18-19; tr. JC Cleary: A Tune Beyond the Clouds, p 43)
"While teachers of the middle way, mind only, transcendent wisdom, mantra, and other schools may have their own assertions, the fulfillment of those intentions is the same. There is not a single thing that is not contained within mind." (Gampopa to Düsum Khyenpa, in "The First Karmapa", KTD Pub, p 254)