The person inspecting a bridge is caring for trust thousands of crossings express casually.

Every time somebody crosses a bridge without thinking, they are relying on work they will never see. The inspection, the report and the small repair are the reason the crossing can be casual at all. Trust of this kind looks like an attitude in the public and is actually a job somebody did last month.

Notice one thing this week that you use without a second thought, and find out who maintains it. Confidence in ordinary life is mostly borrowed from people whose names you have no reason to know, and it costs nothing to learn one.