Richard Nixon's speech on the widening Indochinese war bore some remarkable and hauntingsimilarities to speeches that the public has heard before. The earlier words are those of his predecessor, Lyndon Johnson. Samples:
"We will not allow American men by the thousands to be killed by an enemy from privileged sanctuaries."
"If we did, credibility of the United States would be destroyed in every area of the world where only the power of the United States deters aggression."
"We will be conciliatory at the conference table, but we will not be humiliated. We will not be defeated."
"We shall avoid a wider war."
"We could no longer...