Musicians do it on a higher scale. Musicians do it in the practice room. Musicians do it according to the conductor's instructions. Drummers do it faster and faster. Pianists touch, tickle, and titilate.
Jazz musicians do it with improvisations.
Band members do it in front of 10,000 people. An artist asked the gallery owner if there had been any interest in his paintings on display at that time. The good news is that a gentleman enquired about your work and wondered if it would appreciate in value after your death. An artist had been working on a nude portrait for a long time. Every day, he was up early and worked late - bringing perfection with every stroke of his paint brush.