This is basically a hard, blunted iron, but with the persistence of the craftsman, a very hard blunt can be turned into a very sharp object, it may even be able to cut a hard object though,
as well as a soft human brain, what if we persistently hone it then our brain will become very sharp for science.
Here are some lessons we can take from iron.
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Oc
Ok
Upvoted ☝ Have a great day!