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Enjoy a randomly generated fortune:

$ fortune | cowsay

 _________________________________________
/ Carperpetuation (kar' pur pet u a       \
| shun), n.:                              |
|                                         |
| The act, when vacuuming, of running     |
| over a string at least a                |
|                                         |
| dozen times, reaching over and picking  |
| it up, examining it, then               |
|                                         |
| putting it back down to give the vacuum |
| one more chance.                        |
|                                         |
\ -- Rich Hall, "Sniglets"                /
 -----------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

Here is the PHP code:

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