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

Mothers all want their sons to grow up to be president, but they don't want them to become politicians in the process.

Neither smiles nor frowns, neither good intentions nor harsh words, are a substitute for strength.

We cannot reform the world.... Uncle Sugar is as dangerous a role for us to play as Uncle Shylock.

Our deep spiritual confidence that this nation will survive the perils of today - which may well be with us for decades to come - compels us to invest in our nation's future, to consider and meet our obligations to our children and the numberless generations that will follow.

A nation can be no stronger abroad than she is at home. Only an America which practices what it preaches about equal rights and social justice will be respected by those whose choice affects our future.

If we could ever competitively, at a cheap rate, get fresh water from saltwater, ..(this) would be in the long-range interests of humanity which could really dwarf any other scientific accomplishments.