04/10/1965
https://www.presidency.ucsb.edu...
"I don't think, other than what the letter reflects, we ought to speculate on just what condition I'll be in when I retire, and what position I'll be able to take or assume."
"And as the leader of this country, I plan to set some goals--some realistic, ambitious, farsighted goals--goals of vision."
"We are determined that research and discovery yield results which not only increase man's knowledge but the strength of his body and the length of his life."
"There are serious problems there, but also things that are better in a good many situations than we anticipated."