It's in your profile. Or you can click on the @ name in the front page listing (to see the conversation in context)
When we unite against a common enemy that attacks our ethos, it nurtures group solidarity. Trolls are sensational, yes, but we keep everyone honest. | Game Memorial
Maybe a block on the profile page that shows the last three thoughts (and a view all link) and a block that shows the last three topics/posts and a view all link.
The entire profile area needs rethinking, but I'm inclined to agree with the contributions menu idea, and I'm also inclined to agree with the block on the profile page idea :)