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Enjoy a randomly generated fortune:

$ fortune | cowsay

 ________________________________________
/ What happens to a dream deferred? Does \
| it dry up Like a raisin in the sun? Or |
| fester like a sore -- And then run?    |
| Does it stink like rotten meat? Or     |
| crust and sugar over -- Like a syrupy  |
| sweet?                                 |
|                                        |
| Maybe it just sags Like a heavy load.  |
|                                        |
| Or does it explode?                    |
|                                        |
\ -- Langston Hughes                     /
 ----------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

Here is the PHP code:

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