03/16/1986
https://www.presidency.ucsb.edu...
"Christa McAuliffe and all the magnificent Challenger Seven taught this lesson of courage, spirit, and love to America's children."
"America will never forget that terrible moment a year ago when our elation turned to horror and then to grief and pain."
"We will not sit idly by if our interests or our friends in the Middle East are threatened, nor will we yield to terrorist blackmail."
"There's one more thing we can't let up on: Let's redouble our personal efforts to provide for every child a safe and drug-free learning environment."