William Zinsser Strong Quotations

You'll never make your mark as a writer unless you develop a respect for words and a curiosity about their shades of meaning that is almost obsessive. The English language is rich in strong and supple words. Take the time to root around and find the ones you want

Many of us were taught that no sentence should begin with "but." If that's what you learned, unlearn it - there's no stronger word at the start. It announces a total contrast with what has gone before, and the reader is thereby primed for the change.

Abraham Lincoln and Winston Churchill rode to glory on the back of the strong declarative sentence.