Experimenting with how to make a link in the body of a blog post

I've linked some of my post titles to the sites or articles they refer to, but I haven't tried that in the body of the post, and I've been wondering how to. I think I see a similar symbol to the paperclip-like one used on wikis, though! Let's try it. I want to link to one of my earlier posts, on social learning communities. Let's try it here.