 Because in the Chinese language today, Xinxin (信心) usually means "trust", "confidence", or "believing mind", it is often forgotten that Xinxin can also be understood as the truthful mind (信實的心).From the Chan/Zen view, the true mind is perfect as it is and only false views obscure the true mind's inherent perfection.As the text states,

"Any degeneration of your previous practice on emptiness arises because of false perspectives.