Squaring recent research suggesting we're "naturally moral" with all the strife in the world

What is all the scrubbing, soaping, moisturizing, and deodorizing really doing for the body’s largest organ?

In life, there are two sides to everything. Our world is a world of duality and relativism, so naturally, there are going to be opposite poles. Here and there. Hot and cold. Light and dark. Yin and