Quote by John F. Kennedy (1917-1963)

• The time to repair the roof is when the sun is shining.

• Forgive your enemies, but never forget their names.

• If not us, who? If not now, when?

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

• Liberty without learning is always in peril; learning without liberty is always in vain.

• Happiness is the full use of your powers along lines of excellence.