Instead of entering here into the complicated philosophical analysis of this problem, it may be permissible to refer to a series of well known- phenomena in the social world in which this precommunicative social relationship comes to the foreground. It is typical for a set of similar interrelated activities, such as the relationship between pitcher and catcher, tennis players, fencers, and so on; we find the same features in marching together, dancing together, making love together, or making music together, and this last-named activity will serve as an example for analysis in the following pages.