 Locke claims that there is a necessary connection between the feeling-quality and the value-mode with the former determining the later. The value-mode is normally established as the value is being apprehended. If this were not the case, the value-mode would be indeterminate even while its immediate quality is being felt. The basic categories of value are not rational: one cannot simply reason one's way to an understanding of them. In developing and articulating his axiology, Locke looks for the categories of value in the actual valuations of human beings. Rather than predetermining the categories of valuation and attempting to cram experiences of values into them, his theory begins with our concrete valuations and determines which if any features they have in common. It is then on the basis of the commonalities observed to obtain between particular experiences of values that they are classed together as members of the same class. Locke writes,