John Kennedy actually said...

I also urge our citizens to pause during this day to rededicate themselves to the principles and ideals for which our flag stands.

I want to say that I wish all of you, the graduates, success.

But I have spoken thus far only of the military challenges which your education must prepare you for.

In times past, a simple phrase, '54-40 or fight' or 'to make the world safe for democracy' - that was enough.