She identified «conversion» — that is, a «character's changing» — as the only real subject of good literature. (religion-online.org)
From there, we were able to explore the philosophical, psychological, and physiological debates surrounding the human brain, as well as the ethics of testing such an experiment on real subjects. (blog.us.playstation.com)
She created a fully - fledged, real subject which existed for nine years. (framerframed.nl)