The suffering of the poor, the injustice by which the weak may be forced into the path of crime, and a hundred other social motives may be impressed on us by the photoplay; thoughts about human society, about laws and reforms, about human differences and human fates, may fill our mind.

Yet this is not one of the characteristic functions of the moving pictures.

It is a side effect which may set in just as it may result from reading the newspapers or from hearing of practical affairs in life.

But in all our discussions we have also left out another mental process, namely, esthetic emotion.

We did speak about the emotions which the plot of the play stirs up.