[painter]

You are right!

Truman was like that. There is a story about Truman threatening to punch a reporter in the nose over some story he wrote about him!

[Ken H]

Speaking of Truman=>

“We want no Gestapo or Secret Police. F.B.I. is tending in that direction. They are dabbling in sex life scandles [sic] and plain blackmail when they should be catching criminals.”

https://www.trumanlibrary.org/whistlestop/study_collections/trumanpapers/psf/longhand/index.php?documentVersion=both&documentid=hst-psf_naid735219-01

[Enchante]

It was a journalist who had disparaged Truman’s daughter (well, the quality of her public piano performance). Truman was the outraged father.

[AustinBill]

The Truman quote was to music critic Paul Hume regarding his review of Truman's daughter's singing. See here for the story.