Rule 17 of Strunk & White's Elements of Style commands, "Omit needless words."
When eight of 10 readers scan—not read—your copy, according to Web usability researcher Jakob Nielsen, why stuff it with unwanted ideas?
Be selective.
Under the heading "Good Writing," Ralph Waldo Emerson wrote in his journal, "All writing should be selection in order to drop every dead word. Why do you
not save out of your speech or thinking only the vital things?"