If the nails are weak, your house will collapse. If your verbs are weak and your syntax is rickety, your sentences will fall apart.
William ZinsserExamine every word you put on paper. You'll find a surprising number that don't serve any purpose.
William ZinsserEven a poor translator couldn't kill a style that moves with such narrative clarity.
William ZinsserMany 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.
William Zinsser