“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)”

“If a man fasten his attention on a single aspect of truth and apply himself to that alone for a long time, the truth becomes distorted and not itself but falsehood.”

“The objection to conforming to usages that have become dead to you is, that it scatters your force.”

“The one prudence in life is concentration; the one evil is dissipation: and it makes no difference whether our dissipations are coarse or fine; property and its cares, friends and a social habit, or politics, or music, or feasting. Everything is good which takes away one plaything and delusion more, and drives us home to add one stroke of faithful work.”