There is no disgrace in honest failure; there is disgrace in fearing to fail

The time will come when man will know even what is going on in the other planets and perhaps be able to visit them.

Our country is still young and its potential is still enormous. We should remember, as we look toward the future, that the more fully we believe in and achieve freedom and equal opportunity - not simply for ourselves but for others - the greater our accomplishments as a nation will be.

My opposition to war is not based upon pacifist or non-resistant principles. It may be that the present state of civilization is such that certain international questions cannot be discussed; it may be that they have to be fought out. But the fighting never settles the question. It only gets the participants around to a frame of mind where they will agree to discuss what they were fighting about.

There is a subtle danger in a man thinking that he is "fixed" for life. It indicates that the next jolt of the wheel of progress is going to fling him off.

I don't expect to retire. Every man must work, that's his natural destiny.

If you think you can, or if u think you can't.. Either way ur correct... It's the thinking that makes it so.