what the eye doesn’t see (the heart doesn’t grieve over)idiomPart ofeyewhat the eye doesn’t see (the heart doesn’t grieve over)what the eye doesn’t see (the heart doesn’t grieve over) — idiomidiom1. If a person does not know about something bad, it cannot hurt them.1.idiomDefinitionIf a person does not know about something bad, it cannot hurt them.ExampleI didn't tell her about the mistake; what the eye doesn't see...He ate the cake while she was out; what the eye doesn't see...