You don't just get over a crappy period to find the sun shining and people dancing around singing 'Happy Days Are Here Again' and drinking Pimms (unless you've joined a cult). Instead, mental illness is something that's lurking in the corner for that moment when you're a bit tired or hungover and generally a wee bit vulnerable.
Sometimes the best thing you can do for a cancer patient is to just be there. Listen. Put aside your own discomfort and sit in those hard moments with someone. You can't take away cancer, you can't cause a certain outcome, and you can't control this. The sooner you give up the impossible role of being able to fix things, the sooner you can help.
We women, stopped trying to bring our remarkable female qualities that can only benefit our relationship, our career, our social circles, our community. We think of our unique qualities as something to be ashamed of, given our inner beauty and our female nature held us captives in a male world... only decades ago.