01/23/1963
https://www.presidency.ucsb.edu...
"I want to express my thanks to all of you for having been kind enough to invite, on this great day in this city, the President of the United States."
"Are we going to say in 1962 that Franklin Roosevelt and Harry Truman did their job and we're not going to do ours?"
"I want to express my great appreciation to all of you for your generous invitation to come here today."
"Of all the extraordinary feats, I think the first voyage of Columbus must go down as perhaps the most unusual."