Today I posted a picture on Instagram showing off my poorly realized darning work. I was repairing a pair of knitted booties which I use as slippers. One of my former students asked me why I didn’t buy a new one. I answered that they were made by my ex’s grandmother, and weren’t really replaceable in that way. I told her I was also trying to remember the skill of darning, since it had been years since I’d tried to repair anything that way. She said she understood that I was developing the skill,...