I am not a Zen practitioner (Vipassana is more my thing) but this article by the great teacher and poet Norman Fischer is relevant to all artists and in fact all people.

Click link below to read about Norman Fischer:

https://tricycle.org/magazine/saved-freezing/?utm_source=Tricycle&utm_campaign=80af97cfbb-Daily_Dharma_12_22_2017&utm_medium=email&utm_term=0_1641abe55e-80af97cfbb-307923057