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Enjoy a randomly generated fortune:

$ fortune | cowsay

 _________________________________________
/  Pittsburgh driver's test               \
|                                         |
| (5) Your car's horn is a vital piece of |
| safety equipment. How often should you  |
| test it?                                |
|                                         |
| (a) once a year.                        |
|                                         |
| (b) once a month.                       |
|                                         |
| (c) once a day.                         |
|                                         |
| (d) once an hour.                       |
|                                         |
| The correct answer is (d). You should   |
| test your car's horn at least once      |
| every hour, and more often at night or  |
\ in residential neighborhoods.           /
 -----------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

Here is the PHP code:

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