Instead of announcing what you are about to tell is interesting, make it so.

Rich, ornate prose is hard to digest, generally unwholesome, and sometimes nauseating.

None are so fallible as those who are sure they're right.

To acquire style, begin by affecting none.

In exposition and in argument, the writer must likewise never lose his hold upon the concrete; and even when he is dealing with general principles, he must furnish particular instances of their application.

A sentence should contain no unnecessary words, a paragraph no unnecessary sentences, for the same reason that a drawing should have no unnecessary lines and a machine no unnecessary parts.

...when a sentence is made stronger, it usually becomes shorter. Thus, brevity is a by-product of vigor.