You can only hate someone whom you have the capacity to love, because if you are really indifferent, you cannot even get up the enough energy to hate him. ↗
I punished myself and avoided my reflection in mirrors and any windows. I would see myself reflected back, and I would look away, trying to pretend I didn't exist, because I hated myself so much. ↗
It's perfectly obvious that there is some genetic factor that distinguishes humans from other animals and that it is language-specific. The theory of that genetic component, whatever it turns out to be, is what is called universal grammar. ↗