A busy dining room is a complex system:
Servers moving quickly between tables
Orders being prepared and delivered
Multiple conversations happening at once
Time pressure constantly building
To recognize this environment—and respond with even a small act of cooperation—suggests a person is tuned in to more than just their own experience.
They are, in a sense, stepping slightly outside themselves.
The Influence of Personal Experience
For many people, this kind of behavior is not accidental.
It often comes from lived experience.