And for those people, the "just do X" advice simply will not work,
This is true. But, unfortunately, those people often come to the conclusion that "X never works" and they defend this position with great tenacity.
The typical mind (or body) fallacy is pervasive :-/
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
Notes for future OT posters:
1. Please add the 'open_thread' tag.
2. Check if there is an active Open Thread before posting a new one. (Immediately before; refresh the list-of-threads page before posting.)
3. Open Threads should be posted in Discussion, and not Main.
4. Open Threads should start on Monday, and end on Sunday.