What's the point of giving someone a writing brush?

1, there was a Guo Pu in the Jin Dynasty. When he was young, he dreamed that a fairy gave him a pen, and his literary thoughts flourished. His ci is the highest in the Eastern Jin Dynasty, so giving a pen means giving him a good wish to win the literary crown.

2. On Writing in Book III of Textual Research on Scholars says: "China's pen is carved with gold, decorated with walls, decorated with spikes of pearls, and written with jade. Non-rhinoceros must use ivory, which is extremely gorgeous. " At this time, the brush is not only a painting and calligraphy tool, but also a work of art for those who yearn for it.