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Enjoy a randomly generated fortune:

$ fortune | cowsay

 _________________________________________
/ Only two kinds of witnesses exist. The  \
| first live in a neighborhood where a    |
| crime has been committed and in no      |
| circumstances have ever seen anything   |
| or even heard a shot. The second        |
| category are the neighbors of anyone    |
| who happens to be accused of the crime. |
| These have always looked out of their   |
| windows when the shot was fired, and    |
| have noticed the accused person         |
| standing peacefully on his balcony a    |
| few yards away.                         |
|                                         |
\ -- Sicilian police officer              /
 -----------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

Here is the PHP code:

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