The Wright brothers flew right through the smoke screen of impossibility.

The person who doesn't know something can't be done will often find a way to go ahead and do it.

It is the 'follow through' that makes the great difference between ultimate success and failure, because it is so easy to stop.

I think that the greatest education in the world is the education which helps one to be able to do the right things at the time it has to be done.

The sure ways to create new ventures of discovery are to keep an open mind.

This problem, too, will look simple after it is solved.

A problem well stated is a problem half-solved.