Rather...

Rather, as long as the principle of causality is excluded from the universe, it would be possible that radiation pertains to one atom and not to another, just because of haphazardness and chance. Thus, both necessity and harmony are attributed to the principle of causality. After having clarified the three main points (causality, necessity- and harmony), let us go back to the sciences and scientific theories.

We see with clarity that all the theories and laws involved in the sciences are in truth established on the above main points, and depend on the principle and laws of causality. If this principle were not taken as a fixed philosophical truth, it would not be possible to establish a theory and to erect a general and comprehensive scientific law. The reason is that the experiment performed by the natural scientist in his laboratory cannot…