Mankind must put an end to war or war will put an end to mankind.
Efforts and courage are not enough without purpose and direction.
A man may die, nations may rise and fall, but an idea lives on. Ideas have endurance without death.
We must use time as a tool, not as a crutch.
Forgive your enemies, but never forget their names.
All this will not be finished in the first 100 days. Nor will it be finished in the first 1,000 days, nor in the life of this Administration, nor even perhaps in our lifetime on this planet. But let us begin.
Let us never negotiate out of fear. But let us never fear to negotiate.
Ask not what your country can do for you - ask what you can do for your country.