More than that, Berkeley asserted that everyday things are really as we perceive them, only that they are not things. I’ll have to explain that. I remember Locke pointing out that there is no way things can be said about the secondary nature of things. One cannot claim that an apple is green and sour. We can only say that we see it like that. Boxer Dog Pilot bravo alpha romeo kilo poster. Locke also said that elementary properties such as density, weight and mass do belong to the external reality around us. In fact, the external reality is matter.