The model almost certainly lacks accurate conceptions of overwhelming and person.

If you think Claude is bad at this, try Gemini. Even with explicit user prompts.

Claude seems to be better (not good, but significantly better) at judging where making the answer longer will actually be helpful (e.g. adding important information/context/nuance that a short answer would miss, thinking a step ahead, etc.).

Imagine what it's like without that line.