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| the mill cannot grind with the water that is past | |||
| the mill cannot grind with the water that is past (what has been, has been and is long forgotten, what's past is past); let all things past pass; things past cannot be recalled; the bus is gone; let bygones be bygones; it's all over the hill now; what's the use of raking over old coals?; it's all over and done with | |||