Enjoy a randomly generated fortune:
$ fortune | cowsay
_________________________________________
/ Actually, typing random strings in the \
| Finder does the equivalent of filename |
| completion. (Discussion in |
| comp.os.linux.misc on the intuitiveness |
| of commands: file completion vs. the |
\ Mac Finder.) /
-----------------------------------------
\ ^__^
\ (oo)\_______
(__)\ )\/\
||----w |
|| ||
$output = shell_exec("/usr/games/fortune | /usr/games/cowsay");
echo $output;