The President's News Conference
02/12/1947
https://www.presidency.ucsb.edu...
Well, sir, that has been a question ever since Adam and Eve, and I guess it always will be.
I just wonder what will be the situation 50 years from now?
The great stars of that time, I judge, were-maybe I had better not name them, because some of them wouldn't like to have their ages stated.
So I congratulate you on the 50th anniversary.