[Annamain]

(Cao, Zhao, 1388, China)
Six virtues of the painter:
1-Brush is moving quickly, creating a true sketch
2 - Common subjects are shown attractive
3 - Successful work in hand, filled with spiritual power
4 - Unusual items shown convincingly
5 - Empty spaces in the painting are important
6 - Flat objects have depth

Added after 4 minutes
Guo Xi (1100g., China)
People steeped in the mundane banality, thinking that the pictures sozdayutsyaprostym movement of the wrist. They do not know, however arduous and painting.
... How can you say that a painting - an easy class? When an inspired mood seizes you, heart and hand him involuntarily otklivayutsya, and you start to work ... And if at this time includes some vulgar people and frustrates your thoughts and feelings - then all is lost.