<?php
// The page ID I am using is 2, you should substitute whatever is
// appropriate in your case
$page = get_post(2);

// WordPress performs all sorts of magic behind the scenes - like
// automatically adding paragraphs.
//
// This can be replicated as follows ... but please note some
// plugins/themes won't play nicely if you do this
$content = apply_filters('the_content', $page->post_content);

// Last but not least we'll print the content to the screen
echo $content
?>