John Kennedy actually said...

"Every one of you symbolizes our country, and that is a great responsibility, far greater than it has ever been in the past."

"If we can do that, if the name of the United States can be identified with this great cause in the 1960's, then I think the interests of our country and the interests of freedom and the interests of t..."

"When they see you they see the United States."

"I return tonight to the United States, and I do not want to leave without saying to the people of Colombia that my wife and I have received the most heart-warming welcome that we have ever received."