If you want to express yourself in SMS writing, then try it with Smilies. I got some for you here:

Happy= :-)
Very happy= :-)=)
Secret= :-*
Unhappy= >:-(
Nice= ;-)
Suprised= <:-0
Kiss= :-)}
(kiss= :-x )
... And many others.

Little tip:look at them from the side!!!!

iipy