Immoral (definition): Obsolete expression meaning "politically incorrect".
The faith that education would destroy intolerance is false. It may be partly true, but people find that intolerance is fun.
It is not sufficient to have compassion only for those who are cute.
Erotica: the depiction of naked men. Depictions of naked women are far less innocent and are known as "pornography."
Liaison usually involving two people and their dirty dishes.
All that is required of us, in our "new sexual ethic," is that we have sex in a way that favours us more than it favours our diseases.