“To invent out of knowledge means to produce inventions that are true. Every man should have a built-in automatic crap detector operating inside him. It also should have a manual drill and a crank handle in case the machine breaks down. If you're going to write, you have to find out what's bad for you. Part of that you learn fast, and then you learn what's good for you.”

“No weapon has ever settled a moral problem. It can impose a solution but it cannot guarantee it to be a just one.”

“I can't stand it to think my life is going so fast and I'm not really living it.”

“The house was built on the highest part of the narrow tongue of land between the harbor and the open sea. It had lasted through three hurricanes and it was built solid as a ship.”

“[Robert] Capa: He was a good friend and a great and very brave photographer. It is bad luck for everybody that the percentages caught up with him. It is especially bad for Capa. (On Capa's death in Vietnam, May, 27, 1954)”

“I remember the thought which occurred to me when some ingenious and spiritual foreigners came to America, was, Have you been victimized in being brought hither?--or, prior to that, answer me this, "Are you victimizable?”

“The rage for road building is beneficent for America, where vast distance is so main a consideration in our domestic politics andtrade, inasmuch as the great political promise of the invention is to hold the Union staunch, whose days already seem numbered by the mere inconvenience of transporting representatives, judges and officers across such tedious distances of land and water.”

“Luckily for us, now that steam has narrowed the Atlantic to a strait, the nervous, rocky West is intruding a new and continental element into the national mind, as we shall yet have an American genius.”