As we express our gratitude, we must never forget that the highest appreciation is not to utter words, but to live by them – John F. Kennedy

The time to repair the roof is when the sun is shining – John F. Kennedy

Let both sides seek to invoke the wonders of science instead of its terrors. Together let us explore the stars, conquer the deserts, eradicate disease, tap the ocean depths, and encourage the arts and commerce – John F. Kennedy

I’m an idealist without illusions – John F. Kennedy

We believe that if men have the talent to invent new machines that put men out of work, they have the talent to put those men back to work – John F. Kennedy

We prefer world law in the age of self-determination to world war in the age of mass extermination – John F. Kennedy