John Kennedy actually said...

So from public and personal grounds both, I wish to express our warmest thanks to you, and to tell you that we look forward to your visiting...

The conclusion of a test ban treaty at this time is most urgent and pledged themselves to do all they could to bring this about.

This is not the land of my birth, but it is the land for which I hold the greatest affection and I certainly will come back in the springtim...

I want to express our greatest thanks to the President of your country, your great President, to your Prime Minister, and to all the members...