I love quotes as well. I've seen some people use pinterest as an effective medium for aggregating / sharing inspirational quotes... a quick search yielded this person's quote board:
http://pinterest.com/ashtond/life-quotes/
Sure, quotes are embedded in images, but I think that many people like a little bit of visual context for the quote. It might be worth checking out what works/doesn't work for quotes in that medium to incorporate into your site. Just a thought.