@xref{Pages}.
@item Paragraph
-Paragraphs are the medium-size unit of normal (non-program) text. There are
+Paragraphs are the medium-size unit of human-language text. There are
special Emacs commands for moving over and operating on paragraphs.
@xref{Paragraphs}.
or following the stylistic conventions of human language.
@end itemize
+@item Tool Bar
+The tool bar is a line (sometimes multiple lines) of icons at the top
+of an Emacs frame. Clicking on one of these icons executes a command.
+You can think of this as a graphical relative of the menu bar (q.v.).
+@xref{Tool Bar}.
+
@item Top Level
Top level is the normal state of Emacs, in which you are editing the
text of the file you have visited. You are at top level whenever you