To air one's views gratuitously, is to imply that the demand for them is brisk.
Never call a stomach a tummy without good reason.
Instead of announcing what you are about to tell is interesting, make it so.
It is worse to be irresolute than to be wrong.
A dash is a mark of separation stronger than a comma, less formal than a colon, and more relaxed than parentheses.
Vigorous writing is concise.