I quote others only in order the better to express myself.

Much of the social history of the Western world over the past three decades has involved replacing what worked with what sounded good. In area after area - crime, education, housing, race relations - the situation has gotten worse after the bright new theories were put into operation. The amazing thing is that this history of failure and disaster has neither discouraged the social engineers nor discredited them.

It is not advisable, James, to venture unsolicited opinions. You should spare yourself the embarrassing discovery of their exact value to your listener.