u can use ini file make jokes.txt and write like this
[jokes]
!joke1=Yo mama so fat she eats Wheat Thicks.
!joke2=Yo mama so fat she had to go to Sea World to get baptized.
!joke3=Yo mama so fat she's got her own area code!
.....
.....
on *:text:*:#:if ($readini(jokes.txt,jokes,$strip($1))) msg # $v1