I downloaded and altered the fortune-mod fortune files so that there’s one fortune per line. This can be downloaded here:
http://pastebin.com/TnxeyWJm
Next step is to add the following thing to your $Profile
function get-motd{ $fortunes = get-content \path\to\fortunes.txt get-random -InputObject $fortunes } ....... clear-host get-motd{}
It’s virtually important that you run the function after the clear-host. Otherwise the quote will not appear / will be erradicated before it even had time to present itself to you)