We have the power to make this the best generation of mankind in the history of the world - or to make it the last.

If scientific discovery has not been an unalloyed blessing, if it has conferred on mankind the power not only to create but also to annihilate, it has at the same time provided humanity with a supreme challenge and a supreme testing

I look forward to a great future for America - a future in which our country will match its military strength with our moral restraint, its wealth with our wisdom, its power with our purpose.

I think 'Hail to the Chief' has a nice ring to it.

A man may die, nations may rise and fall, but an idea lives on.

This country cannot afford to be materially rich and spiritually poor