The purpose of democracy - supplanting old belief in the necessary absoluteness of establish'd dynastic rulership, temporal, ecclesiastical, and scholastic, as furnishing the only security against chaos, crime, and ignorance - is, through many transmigrations, and amid endless ridicules, arguments, and ostensible failures
I'm also very much aware that it is you who brought democracy to Chile, you set up a constitution suitable for democracy, you put it into effect, elections were held, and then, in accordance with the result, you stepped down.
Public opinion is presumptively an input to policy formation in a democracy because politicians respond to it or at least are believed to respond [to it].