Gregorio Kohon (2016). Reflections on the Aesthetic Experience: Psychoanalysis and the Uncanny.

See book description and conference report:-

https://squiggle-foundation.org/resources/conference-reports/aesthetics-and-the-psychoanalytic-frame-madeleine-davis-lecture-2017/

It is only in playing that the individual child or adult is able to be creative and to use the whole personality, and it is only in being creative that the individual discovers the self.

– Playing