You don't begin with Guernica if that's somewhere you're ever meant to go
chubby baby hands grip the crayon someday if you're lucky (or not) they'll draw a thin straight line in charcoal just the least perceptible curve enough to delight the eye imperfection thrills the masses
then you paint and paint and paint time and patience some money luck again, always luck
you're a master
maybe someone will recognize in your lifetime most likely no unless you're a tireless self-promoter