This isn't a war," said the artilleryman. "It never was a war, any more than there's war between man and ants.

The lawgiver, of all beings, most owes the law allegiance. He of all men should behave as though the law compelled him. But it is the universal weakness of mankind that what we are given to administer we presently imagine we own.

There is no reason whatever to believe that the order of nature has any greater bias in favour of man than it had in favour of the ichthyosaur or the pterodactyl.

We have learned now that we cannot regard this planet as being fenced in and a secure abiding place for Man we can never anticipate the unseen good or evil that may come upon us suddenly out of space.

Things that would have made fame of a less clever man seemed tricks in his hands. It is a mistake to do things too easily.

I felt naked. I felt as perhaps a bird may feel in the clear air knowing the hawk wings above and will swoop. I began to feel the need of fellowship. I wanted to question, wanted to speak, wanted to relate my experience. What is this spirit in man that urges him forever to depart from happiness, to toil and to place himself in danger?

Success is to be measured not by wealth, power, or fame, but by the ratio between what a man is and what he might be.

What on earth would a man do with himself, if something did not stand in his way?

Alone-- it is wonderful how little a man can do alone! To rob a little, to hurt a little, and there is the end.