What emotion did fisherman Liu Zongyuan express?

It expresses the author's personal experience and mood changes after his political ideal was frustrated. Liu Zongyuan was a famous writer and politician in the Tang Dynasty, who participated in the political innovation movement led by Wang, that is, the famous "Yongzhen Innovation" in history. However, due to the strong opposition of conservatives, this reform finally failed, and Liu Zongyuan was relegated to a remote place, which dealt a great blow to his political career and personal life. In this context, Liu Zongyuan wrote the poem Fisherman. The whole poem "Fisherman" is like a flowing ink painting, with elegant colors but full of vitality. The combination of dynamic and static shows Liu Zongyuan's emotional process of trying to find spiritual sustenance from nature after experiencing political frustration.