To make something so good and so wonderful but then ultimately kill it and make someone feel really bad about it.
Or, a character in John Green's The Fault In Our Stars who had cancer and died young, also made a lot of metaphors about death.
Friend: I'm writing a story and I really like the character so far.
Me: Okay, well, don't Augustus Waters it.
Fogey/fogy /fougi/ sl. (early 18C+, orig. Scot) old-fashioned, stuck-in-the mud.
Person with old fashioned ideas which he is unwilling to change: Come to the disco and stop being such an old fogey!
You think me an old fogeyand an old tory, his thoughtful voice said. I saw three generations since O’Connel’s time. I remember the famine. Do you know that the orange lodges agitated for repeal of the union twenty years before O’Connel did or before the prelates of your communion denounced him as a demagogue? You fenians forget some things. (James Joyce, Ulysses. Penguin Books,1992. p. 38)