Here the intelligent person is referred to by his heart to emphasize his desires. AT: "The intelligent desire to acquire" (See: [[rc://en/ta/man/translate/figs-synecdoche]])
Here the wise person is referred to by his hearing to emphasize what he desires to listen to. AT: "the wise seeks to learn about it" (See: [[rc://en/ta/man/translate/figs-metonymy]])