Never use a metaphor, simile, or other figure of speech which you are used to seeing in print. Never use a long word where a short one will do. If it is possible to cut a word out always cut it out. Never use the passive voice where you can use the active. Never use a foreign phrase a scientific word or a jargon word if you can think of an everyday English equivalent. Break any of these rules sooner than say anything outright barbarous.

You preferred to be a lunatic, a minority of one.

I would sooner be a foreigner in Spain than in most countries. How easy it is to make friends in Spain!

If you want to keep a secret, you must also hide it from yourself.

... ages in which the dominant weapon is expensive or difficult to make will tend to be ages of despotism, whereas when the dominant weapon is cheap and simple, the common people have a chance... A complex weapon makes the strong stronger, while a simple weapon -- so long as there is no answer to it -- gives claws to the weak.

In the end I worked out an anarchistic theory that all government is evil, that the punishment always does more harm than the crime and that people can be trusted to behave decently if only you will let them alone.

Four legs gooood, two legs baaad!