At first we understand the question of the world's pregivenness just as it arises within the natural attitude and is understandable by all: namely, as the pregivenness of the world of existing things through the constant alteration of relative manners of givenness, the world just as it essentially, always, obviously exists for us, throughout the whole of naturally flowing life, with an inexhaustible plenitude of what is taken for granted and constantly underlies the alteration of subjective appearances and validities.