... get you started. 19.5.1. Threading Threading is one of the most useful mail-sorting methods to come along in a long time—and it's available in Mail. When threading is turned on, Mail groups ... already selected, pressing Return or Enter also opens its separate window.) Tip: Instead of reading your mail, you might prefer to have Mac OS X read it to you, as you sit back in your chair ... message read aloud, in the voice you've selected on the Speech pane of System Preferences (Section 4.5.1).To stop the insanity, choose Edit Speech Stop Speaking. Once you've viewed...