In the scientific world I find just that disinterested devotion to great ends that I hope will spread at last through the entire range of human activity.
A priest is a man vowed, trained, and consecrated, a man belonging to a special corps, and necessarily with an intense esprit de corps. He has given up his life to his temple and his god. This is a very excellent thing for the internal vigour of his own priesthood, his own temple. He lives and dies for the honour of his particular god. But in the next town or village is another temple with another god. It is his constant preoccupation to keep his people from that god. Religious cults and priesthoods are sectarian by nature; they will convert, they will overcome, but they will never coalesce.
It is highly probable that the bulk of the Jew's ancestors 'never' lived in Palestine 'at all,' which witnesses the power of historical assertion over fact.
The catastrophe of the atomic bombs which shook men out of cities and businesses and economic relations, shook them also out of their old-established habits of thought, and out of the lightly held beliefs and prejudices that came down to them from the past.
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.