We often construct such ridiculous scenarios
The point of these scenarios is make the issue as "clean" as possible, to strip away all the unnecessary embellishments which usually only cause people to fight the hypothetical.
organically
I guess what's inside the screenwriter's skull is organic... :-)
But really, since the invention of writing pretty much every writer who addressed the issue pointed out the importance of one's reputation of keeping promises. There are outright commands (e.g. Numbers 30:2 If a man ... swears an oath to bind himself by a pledge, he shall not break his word. He shall do according to all that proceeds out of his mouth.) and innumerable stories and fables about good things which happen to those who keep their promises and bad things which happen to those who don't.
But really, since the invention of writing pretty much every writer who addressed the issue pointed out the importance of one's reputation of keeping promises.
I don't disagree with what you say, but I do disagree with the connotation that things which are not original or counter intuitive are not worth pointing out.
The last time this show was quoted, it basically amounted to "try hard to win, give it everything", which is also something that people have been saying since the beginning of writing. All quote threads are filled with things that ...
Another month has passed and here is a new rationality quotes thread. The usual rules are: