All men are by nature conservative but conservatism in the military profession is a source of danger to the country. One must be ready to change his line sharply and suddenly, with no concern for the prejudices and memories of what was yesterday. To rest upon formula is a slumber that, prolonged, means death.

Knowing more about the public effects his work will have, the engineer ought to consider himself an "officer of the court" and keep the general interest always in mind.

When doing a job — any job — one must feel that he owns it, and act as though he will remain in that job forever.

Success teaches us nothing; only failure teaches.

I believe it is the duty of each of us to act as if the fate of the world depended on him. Admittedly, one man by himself cannot do the job. However, one man can make a difference. We must live for the future of the human race, and not for our own comfort or success.

Optimism and stupidity are nearly synonymous.

The tools of the academic designer are a piece of paper and a pencil with an eraser. If a mistake is made, it can always be erased and changed. If the practical-reactor designer errs, he wears the mistake around his neck; it cannot be erased. Everyone sees it.