Was it hard to maintain the sharp distinction between good and evil that the films have?

You moderns have built your civilization by making this sharp distinction between the public and private spheres.

Whereas traditional houses make a sharp distinction between the inside and outside spaces, contemporary living connects the indoors with the outdoors.

He drew a sharp distinction between his personal life and his job.

Functional theories of grammar tend to dismiss the sharp distinction between competence and performance, and particularly the primacy given to the study of competence.