# who have no understanding

"who do not understand" or "who understand nothing"

# you cannot see

Here "cannot see" is a metonym for not understanding. Alternate translation: "you do not understand" (See: [[rc://en/ta/man/translate/figs-metonymy]])

# you cannot hear

Here "cannot hear" represents not understanding. "Alternate translation: "you do not understand" (See: [[rc://en/ta/man/translate/figs-metonymy]])