what are the principles of effective writing?
["Brevity. It is bad manners to waste [the reader's] time. ... ", 'Clarity. It is bad manners to give [readers] needless trouble. ... ', 'Communication. The social purpose of language is communication—to inform, misinform, or otherwise influence our fellows… . ... ', 'Emphasis. ... ', 'Honesty. ... ', 'Passion and Control. ... ', 'Reading. ... ', 'Revision.']