Heritability pertains to the entirety of the genome, not to a single gene.

One of the things that people complain about is loneliness, disconnectedness. If you live in a society where your life is rarely threatened and most of your relationships are more on an economic exchange basis, then this could leave people feeling less connected.

Of course, genes can't pull the levers of our behavior directly. But they affect the wiring and workings of the brain, and the brain is the seat of our drives, temperaments and patterns of thought.

Consciousness surely does not depend on language. Babies, many animals, and patients robbed of speech by brain damage are not insensate robots; they have reactions like ours that indicate that someone's home.

My opinions about human nature are shared by many psychologists, linguists, and biologists, not to mention philosophers and scholars going back centuries.

The fact that people can forget these simple truths when intellectualizing about children shows how far modern doctrines have taken us. They make it easy to think of children as lumps of putty to be shaped instead of partners in a human relationship.

As women are empowered, violence can come down, for a number of reasons. By all measures, men are the more violent gender.