This songs seems to be about struggling with depression. While alcohol or human contact/a kiss can push it away for a short while nothing is permanent, it bites back soon enough. The snow (depression) takes ages to melt away, you lose all feeling from it, become numb due to it.
The last line seems to bring some hope, the idea that with help and drive you can "brush away" the depression, and while you'll find all the underlying issues and pain underneath it you can find a way to clear it away eventually.
This songs seems to be about struggling with depression. While alcohol or human contact/a kiss can push it away for a short while nothing is permanent, it bites back soon enough. The snow (depression) takes ages to melt away, you lose all feeling from it, become numb due to it.
The last line seems to bring some hope, the idea that with help and drive you can "brush away" the depression, and while you'll find all the underlying issues and pain underneath it you can find a way to clear it away eventually.