Porcelaine has memory
Today I learned that porcelaine has memory.
What this means is you cannot totally fix cracks or other kind of faults, a scar will always be visible.
An accident, a failure, a crack which will ‘forever’ change the path.
clay, this material made from the memory of the millenia – the tiny particles that due to their amount of of water adhere so well to each other, and porcelaine the finest of all……
white, translucent and brittle
dorismaninger 
That is a cool thing to know. So many analogies to use.