“Have you ever “walk(ed) on the grass”?
Or removed a warning label from a mattress?”
What does that have to do with it?
The letter belonged to the person who sent it or his heirs or the person to whom it was addressed or his heirs.
What business of mine would it be to open it? It is about respecting people’s privacy, and property rights.
“It is about respecting people’s privacy, and property rights.”
So the historian and the archeologist are unethical?