This magical piece of markup monkery will make your mission to muster magnificent missives on your monitor much more manageable.
Oh my dear fellow, good grief no. A computer? Automatically setting type? Mr Gutenberg would be aghast at such a thought!
Fear not though, friend, for I have a solution for you! The Inter Web Network!
I would advise a thorough study of this article on composing to a vertical rhythm.
Don't worry, old chap, it took me a good long while to make sense of this obfuscated balderdash too. Should I ever be blessed with a moment, it would cheer me no end to publish some articles about this very topic (maybe with some LESS mixins) over on my web design blog.