My friends, this is a speech he gave 45 years ago to the day, powerful stuff that should still inspire us all today.
For the record
7 hours ago
"The study of history is a powerful antidote to contemporary arrogance. It is humbling to discover how many of our glib assumptions, which seem to us novel and plausible, have been tested before, not once but many times and in innumerable guises; and discovered to be, at great human cost, wholly false." -- Paul Johnson