Your audience will construe whatever you say into conformity with their pre-existing outlook.

For this reason the first two chapters and the last two chapters are essential for intelligibility though they hardly add to the formal completeness of the exposition.

Their function is to prevent the reader from bolting up side tracks in pursuit of misunderstandings.

The same reason dictates my avoidance of the existing technical terminology of philosophy.

The modern natural philosophy is shot through and through with the fallacy of bifurcation which is discussed in the second chapter of this work.