"One of the chief things which my typical man has to learn is that the mental faculties are capable of a continuous hard activity; they do not tire like an arm or a leg. All they want is change - not rest, except in sleep."

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By this time I was no longer very much terrified or very miserable. I had, as it were, passed the limit of terror and despair. I felt now that my life was practically lost, and that persuasion made me capable of daring anything

— H. G. Wells