Much of the social history of the Western world, over the past three decades, has been a history of replacing what worked with what sounded good. Dr Thomas Sowell, US Philosopher.
 
I just read a book on marriage that says to treat your wife like you treated her on your first date.
So, we'll go out to dinner tonight, then I'll drop her off at her parent's place.
 
Follow the sacredness. Find out what people believe to be sacred, and when you look around there you will find rampant irrationality. Jonathan Haidt, US Social Psychologist.