Although politicians represent the popular will per se, they need to know what the electorate really thinks. Popular opinion may change, and such trends can only be seen clearly through constant polling.
因為從政的人總說他代表民意，但真正民意是要知道選民的意見，這個意見是會變的，只有持續性的民意測驗才可以顯現出他們心中如何想。