Enjoy a randomly generated fortune:
$ fortune | cowsay
________________________________________
/ Insanity is the final defense ... It's \
| hard to get a refund when the salesman |
| is sniffing your crotch and baying at |
\ the moon. /
----------------------------------------
\ ^__^
\ (oo)\_______
(__)\ )\/\
||----w |
|| ||
$output = shell_exec("/usr/games/fortune | /usr/games/cowsay");
echo $output;