"The stupid believe that to be truthful is easy; only the artist, the great artist, knows how difficult it is"

This quote by Willa Cather talks to the difficulty of truthfulness. The "foolish" believe that truthfulness is easy, but Cather recommends that just the excellent artist understands how challenging it is. This implies that truthfulness is a difficult task, one that requires a great deal of ability and effort. It suggests that truthfulness is an art kind, and that it is not something that can be attained easily. It indicates that the terrific artist has a deep understanding of truthfulness, which they are able to reveal it in a manner that is meaningful and powerful. Cather's quote talks to the difficulty of truthfulness, and the significance of the great artist in communicating it.