Every successful piece of nonfiction should leave the reader with one provocative thought that he or she didn't have before. Not two thoughts, or five - just one. So decide what single point you want to leave in the reader's mind.
William ZinsserNever hesitate to imitate another writer. Imitation is part of the creative process for anyone learning an art or a craft. Bach and Picasso didn't spring full-blown as Bach or Picasso; they needed models. This is especially true of writing.
William ZinsserMuch of my writing has taken the form of a pilgrimage: to sacred places that represent the best of America, to musicians and other artists who represent the best of their art.
William ZinsserIf you lose the dullards back in the dust, that's where they belong. You don't want them anyway.
William Zinsser