I adored your portrait of your dying father's humor.
It reminded me that when my late mother was coming out of anesthesia, but still asleep, "I said to the nurse in the recovery room, "my mother is a wonderful dancer...she does the waltz, tango, cha-cha ".
Suddenly, we hear, "And the Polka, from my out-cold, (or so we thought), mother. The nurse & I laughed so!
Next day, to entertain her I bought an hour's worth of photos I had taken in Israel, on a trip recently.
I purposely drew out descriptions of each picture as I didn't know what to talk about anymore.
When I finished, I asked, "Ma what do you think of Israel"?
"A bunch of rocks"! She answered...straight faced...