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Enjoy a randomly generated fortune:

$ fortune | cowsay

 _________________________________________
/ The History of every major Galactic     \
| Civilization tends to pass through      |
| three distinct and recognizable phases, |
| those of Survival, Inquiry, and         |
| Sophistication, otherwise known as the  |
| How, Why, and Where phases. For         |
| instance, the first phase is            |
| characterized by the question "How can  |
| we eat?" the second by "Why do we eat?" |
| and the third by "Where shall we have   |
| lunch?".                                |
|                                         |
\ -- Hitchhiker's Guide to the Galaxy     /
 -----------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

Here is the PHP code:

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