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Enjoy a randomly generated fortune:

$ fortune | cowsay

 _________________________________________
/ Operating-system software is the        \
| program that orchestrates all the basic |
| functions of a computer.                |
|                                         |
| -- The Wall Street Journal, Tuesday,    |
\ September 15, 1987, page 40             /
 -----------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

Here is the PHP code:

$output = shell_exec("/usr/games/fortune | /usr/games/cowsay");
echo $output;