I do not say that all men are equal in their ability, character and motivation. I do say that every American should be given a fair chance to develop all the talents they may have.

One hundred years of delay have passed since President Lincoln freed the slaves, yet their heirs, their grandsons, are not fully free. They are not yet freed from the bonds of injustice. They are not yet freed from social and economic oppression. And this nation, for all its hopes and all its boasts, will not be fully free until all its citizens are free.

Just because we cannot see clearly te end of the road, that is no reason for not setting out on the essential journey.

The goal of education is the advancement of knowledge and the dissemination of truth.

Let's not talk so much about vice. I'm against vice in all forms.

Economic growth without social progress lets the great majority of the people remain in poverty, while a privileged few reap the benefits of rising abundance.

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