09/04/1966
https://www.presidency.ucsb.edu...
"I remain an optimist always about man and about man's future, and I have never been more optimistic than now."
"They have brought the Mariner 4 from idea to reality and have kept the vigil with it now through 2:28 days of flight."
"A President must, in times like these, often weigh decisions that are great and that are grave--and most of the time they are grim."
"The one thing I need from you more than anything else, aside from your leadership in your local communities, is to take your eyes and your ears, and your head and your heart, and your heels, and try t..."