NB: compared to issue 20201210 the chapter 4_Idoneity was significantly rewritten. In this article, we will try to illustrate how, according to the Ontology of Knowledge (OK), reality appears to the subject in the form of objects « in becoming » in a four-dimensional space whose time of the subject (his becoming) would be a privileged dimension. For the OK, reality is formless and takes shape in the subject's existence. The shape of the world results from the Logos, a transcendent principle by which the complexity of logical interdependence, the amorphous "substance" of reality, is metastablely and necessarily aggregated into singularities bounded by cuts, making it appear to the subject as a structured meaning. ...