Re: [DOC] About Lisp Data Types

[Eli Zaretskii]

> Date: Sun, 01 Aug 2021 15:00:16 +0200
> From:  Kevin Vigouroux via Users list for the GNU Emacs text editor 
> <help-gnu-emacs@gnu.org>
> 
>     In other languages, an expression is text; it has no other form.  In
>     Lisp, an expression is primarily a Lisp object and only secondarily the
>     text that is the object’s read syntax.  Often there is no need to
>     emphasize this distinction, but you must keep it in the back of your
>     mind, or you will occasionally be very confused.
> 
> • An expression is a Lisp object which gives its meaning.
> • An expression cannot be understood in its original form (text).
> 
> It makes no sense at first.

If you read the manual's text for what it is, it makes perfect sense.
The two bullets are your own, they are not in the text.