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Enjoy a randomly generated fortune:

$ fortune | cowsay

 _________________________________________
/ Scott's First Law:                      \
|                                         |
| No matter what goes wrong, it will      |
| probably look right.                    |
|                                         |
| Scott's Second Law:                     |
|                                         |
| When an error has been detected and     |
| corrected, it will be found             |
|                                         |
| to have been wrong in the first place.  |
| Corollary:                              |
|                                         |
| After the correction has been found in  |
| error, it will be                       |
|                                         |
| impossible to fit the original quantity |
| back into the                           |
|                                         |
\ equation.                               /
 -----------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

Here is the PHP code:

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