Confucius said, “Suppose you are piling up earth to make a mountain. If you stop just one basket short of completion – that stopping is my own doing. Suppose you are leveling ground, and even if you have only dumped one basket – you are advancing, because I am moving forward.”
An unruly horse can still be ridden after taming. Melted metals from the smelting furnace are returned to the mould.