“Children are the world's most valuable resource and its best hope for the future.”

“For in the final analysis, our most basic common link, is that we all inhabit this small planet, we all breathe the same air, we all cherish our children's futures, and we are all mortal.”

“So, let us not be blind to our differences--but let us also direct attention to our common interests and to the means by which those differences can be resolved. And if we cannot end now our differences, at least we can help make the world safe for diversity. For, in the final analysis, our most basic common link is that we all inhabit this small planet. We all breathe the same air. We all cherish our children's future. And we are all mortal.”

“Today our concern must be with the future. For the world is changing. The old era is ending. The old ways will not do.”

“I look forward to 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”

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

“Never before has man had such capacity to control his own environment,...We have the power to make this the best generation of mankind in the history or the world - or make it the last.”