John Kennedy actually said...

"No, I have not heard that suggested and it isn't so."

"Second is the right of every individual citizen to political liberty, the right to speak his own views, to worship God in his own way, to select the government which rules him, and to reject it when i..."

"And I must say, Mr. President, I know of no more vital, energetic, warmhearted, vigorous, hopeful people than the great citizens of this great democracy."

"Occasionally, universities are regarded as dangerous places for Presidents, and we are grateful to you for your warm welcome to all of us on this occasion."