Starting in Version 7,
Mathematica includes expression-to-speech functionality. In principle, any
Mathematica expression can be translated in this way.
You can also make
Mathematica speak by right-clicking a highlighted expression and choosing from the contextual menu.
If, instead, you would like to see a text version of the input, apply
SpokenString:
SpokenString with
HoldForm can be used on graphics as well:
Naturally,
Speak still works in this case: