Education isn't play--and it can't be made to look like play. It is hard, hard work. But it can be made interesting work.

We shall have no better conditions in the future if we are satisfied with all those which we have at present.

People who will not turn a shovel full of dirt on the project (Muscle Shoals Dam) nor contribute a pound of material, will collect more money from the United States than will the People who supply all the material and do all the work. This is the terrible thing about interest.

If there is a better solution... find it.

When I have eliminated the ways that will not work, I will find the way that will work.

I would construct and work along various lines until I found them untenable. When one theory was discarded, I developed another at once. I realized very early that this was the only possible way for me to work out all the problems.

Surprises and reverses can serve as an incentive for great accomplishment. There are no rules here, we're just trying to accomplish something.