404 Not Found

Enjoy a randomly generated fortune:

$ fortune | cowsay

 _________________________________________
/  HOW TO PROVE IT, PART 4                \
|                                         |
| proof by personal communication:        |
|                                         |
| 'Eight-dimensional colored cycle        |
| stripping is NP-complete                |
|                                         |
| [Karp, personal communication].'        |
|                                         |
| proof by reduction to the wrong         |
| problem:                                |
|                                         |
| 'To see that infinite-dimensional       |
| colored cycle stripping is              |
|                                         |
| decidable, we reduce it to the halting  |
| problem.'                               |
|                                         |
| proof by reference to inaccessible      |
| literature:                             |
|                                         |
| The author cites a simple corollary of  |
| a theorem to be found                   |
|                                         |
| in a privately circulated memoir of the |
| Slovenian                               |
|                                         |
| Philological Society, 1883.             |
|                                         |
| proof by importance:                    |
|                                         |
| A large body of useful consequences all |
| follow from the                         |
|                                         |
\ proposition in question.                /
 -----------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

Here is the PHP code:

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