Mindfulness of feeling tones is the practice of bringing attention to the way that sensations are met in our experience.
I used to shave using the stainless steel mirror bolted to the concrete wall of my cell. I could barely see my face.
We begin to question certainty in anything, understanding that certainty moves a person down the continuum toward violence.
When your mindfulness is strong enough, it will penetrate beneath the pain and you will see it for what it is.
Killing time is akin to killing oneself. We do have choices to make, and this one is yours.
Some people have a moment of desperation followed by spiritual revelation. Some people have near death experiences and see their lives flash before their eyes. I had neither of those.