Most people can read a book with words, but not one without words, and they can play a lyre with strings but not one without strings.

How can they derive tranquil pleasure from a book or lyre, when they exercise their intelligence only on the material, but not on the spiritual aspect of things?

Hong Zicheng (1572 CE-1620 CE), Hong Zicheng was a Chinese philosopher who lived during the end of the Ming dynasty