* etc/tutorials/TUTORIAL: Update.

etc/tutorials/TUTORIAL

@@ -17,15 +17,19 @@ The characters ">>" at the left margin indicate directions for you to
 try using a command.  For instance:
 <<Blank lines inserted around following line by help-with-tutorial>>
 [Middle of page left blank for didactic purposes.   Text continues below]
->> Now type C-v (View next screen) to move to the next screen.
+>> Now type C-v (View next screen) to scroll down in the tutorial.
 	(go ahead, do it by holding down the CONTROL key while typing v).
-	From now on, you should do this again whenever you finish
-	reading the screen.
+	From now on, please do this whenever you reach the end of the screen.
 
-Note that there is an overlap of two lines when you move from screen
-to screen; this provides some continuity so you can continue reading
+Note that there is an overlap of two lines when you scroll a whole
+screenful; this provides some continuity so you can continue reading
 the text.
 
+This is a copy of the Emacs tutorial text, customized slightly for
+you.  Later on we will instruct you to try various commands to alter
+this text.  Don't worry if you change this text before we tell you to;
+that is called "editing" and that's what Emacs is for.
+
 The first thing that you need to know is how to move around from place
 to place in the text.  You already know how to move forward one screen,
 with C-v.  To move backwards one screen, type M-v (hold down the META key
@@ -33,6 +37,7 @@ and type v, or type <ESC>v if you do not have a META, EDIT, or ALT key).
 
 >> Try typing M-v and then C-v, a few times.
 
+It is ok to scroll this text in other ways, if you know how.
 
 * SUMMARY
 ---------
@@ -56,7 +61,6 @@ You can also use the PageUp and PageDn keys to move by screenfuls, if
 your terminal has them, but you can edit more efficiently if you use
 C-v and M-v.
 
-
 * BASIC CURSOR CONTROL
 ----------------------