I think that's the most important thing. To let people know that you're around and willing to give help to those who need it.

[Yet here she was, with no real idea of what she was doing. But she found it was a lot easier to try and pep up someone else than to do the same with herself.]

Yea! I believe that if something is worth doing at all, it's worth pouring all your effort into it. Otherwise... why bother, right?