Lyndon Johnson actually said...

"I know of no more urgent task ahead."

"I ask the Congress, as part of our continuing affirmation of America's faith in the cause of man, to respond promptly and fully to this request."

"Let no citizen that is secure in his own liberty ever forget how precious it is and how brave we must be if we are to keep it."

"Education's greatest gift is a spacious and a skeptical mind--a curious mind."