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Enjoy a randomly generated fortune:

$ fortune | cowsay

 _________________________________________
/ "We are not endeavoring to chain the    \
| future but to free the present. ... We  |
| are the advocates of inquiry,           |
| investigation, and thought. ... It is   |
| grander to think and investigate for    |
| yourself than to repeat a creed. ... I  |
| look for the day when *reason*, throned |
| upon the world's brains, shall be the   |
| King of Kings and the God of Gods.      |
|                                         |
\ -- Robert G. Ingersoll                  /
 -----------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

Here is the PHP code:

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