It can be hard to make sense of a breast cancer diagnosis. This 'mountain lion' analogy may help.
It can be hard to explain how you feel when going through treatment and adapting to life afterwards. One Forum user compared it to being chased by a lion: "One day, you’re minding your own business, you open the fridge to get some breakfast, and suddenly there's a mountain lion in your fridge! Wait, what? How? No time to explain, run!"