You can click "favorite" on the story itself and save that to a separate space. Can't favorite individual comments though (yet). Edit: Yes you can. Click your

You can click "favorite" on the story itself and save that to a separate space. Can't favorite individual comments though (yet). Edit: Yes you can. Click your profile and click favorite comments at the bottom. To add a comment here, click on its timestamp to go to its page, then click 'favorite' at the top.