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Enjoy a randomly generated fortune:

$ fortune | cowsay

 ________________________________________
/ Murphy's Laws:                         \
|                                        |
| (1) If anything can go wrong, it will. |
|                                        |
| (2) Nothing is as easy as it looks.    |
|                                        |
| (3) Everything takes longer than you   |
\ think it will.                         /
 ----------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

Here is the PHP code:

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