The Butterfly Dream (Zhuangzi)

In the second chapter of the Zhuangzi ('Discussion on Making All Things Equal'), Zhuangzi dreams he is a butterfly fluttering happily, with no awareness of being Zhuangzi — then wakes and cannot determine whether he is a man who dreamed of being a butterfly or a butterfly now dreaming of being a man. This parable demonstrates wùhuà (物化), the 'transformation of things,' in which the boundary between self and other, subject and object, is revealed as a conventional distinction rather than an ontological wall. The Zhuangzi does not resolve the paradox but lets it stand as a direct experience of the Dao's refusal to be pinned to fixed categories.