For all their faults, right-wing authoritarian regimes more easily accept democratic reforms than left-wing totalitarian states.
When Marxist dictators shoot their way into power in Central America, the Democrats don't blame the guerrillas and their Soviet allies, they blame United States' policies of one hundred years ago, but then they always blame America first.
Vietnam presumably taught us that the United States could not serve as the world's policeman; it should also have taught us the dangers of trying to be the world's midwife to democracy when the birth is scheduled to take place under conditions of guerrilla war.
We have war when at least one of the parties to a conflict wants something more than it wants peace.
A doctrine of class war seemed to provide a solution to the problem of poverty to people who know nothing about how wealth is created