I doubt if these two fine, active minds [President and Mrs. Roosevelt] have ever inquiried how it is they know what they know and think as they do. Nor have they ever thought of what they might have been if they had grown up in an entirely different culture. They have the disposition of all politicians world over to deal only with made opinion. They have never inquired how it is that opinion is made.

The War That Will End War.

Why had we come to the moon? The thing presented itself to me as a perplexing problem. What is this spirit in man that urges him for ever to depart from happiness and security, to toil, to place himself in danger, to risk an even a reasonable certainty of death? It dawned upon me that there in the moon as a thing I ought always to have known, that man is not made to go about safe and comfortable and well fed and amused. ... against his interest, against his happiness, he is constantly being driven to do unreasonable things. Some force not himself impels him, and he must go.

... when the struggle seems to be drifting definitely towards a world social democracy, there may still be very great delays and disappointments before it becomes an efficient and beneficent world system. Countless people ... will hate the New World Order and will die protesting against it. When we attempt to evaluate its promise, we have to bear in mind the distress of a generation or so of malcontents, many of them quite gallant and graceful-looking people.

There is no difference between Time and any of the three dimensions of Space except that our consciousness moves along it.

There comes a moment in the day when you have written your pages in the morning, attended to your correspondence in the afternoon, and have nothing further to do. Then comes that hour when you are bored; that's the time for sex.

The third peculiarity of aerial warfare was that it was at once enormously destructive and entirely indecisive.