“The Greeks don’t start from the outline, they start from the centres, from the cores. …
“This question — Millet draws like that too — more than anyone else — is perhaps the root of all figure painting — is extremely closely related to modelling by drawing directly with a brush — conceived totally differently from Bouguereau and others, who lack interior modelling, are flat compared with Géricault and Delacroix, and who don’t go beyond the paint.”
— Vincent van Gogh, letter to Theo, c.28 January 1886
This week’s challenge: Going beyond what you know you can do into the as-yet-unknown yonder. Or put more plainly: try something new, whether it’s an approach, subject, or medium.